Home / 21,415,410.40-32,123,114.70-6,269,341.84

Finding the Fourth Proportional to 21,415,410.40, 32,123,114.70 and 6,269,341.84

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Solution

The fourth proportional to 21,415,410.40, 32,123,114.70 and 6,269,341.84 is: 9,404,012.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,415,410.40 : 32,123,114.70 = 6,269,341.84 : x
  2. Step 2: Convert to fraction form
    21,415,410.40/32,123,114.70 = 6,269,341.84/x
  3. Step 3: Cross multiply
    21,415,410.40x = 32,123,114.70 × 6,269,341.84
  4. Step 4: Simplify right side
    21,415,410.40x = 201,390,787,019,829.03
  5. Step 5: Solve for x
    x = 201,390,787,019,829.03/21,415,410.40
  6. Step 6: Final answer
    x = 9,404,012.50

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Double scale
Find fourth proportional to 21,415,411.40, 32,123,116.20 and 6,269,342.84
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.