Home / 14,014,796.40-21,022,194.60-13,825,839.60

Finding the Fourth Proportional to 14,014,796.40, 21,022,194.60 and 13,825,839.60

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Solution

The fourth proportional to 14,014,796.40, 21,022,194.60 and 13,825,839.60 is: 20,738,759.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014,796.40 : 21,022,194.60 = 13,825,839.60 : x
  2. Step 2: Convert to fraction form
    14,014,796.40/21,022,194.60 = 13,825,839.60/x
  3. Step 3: Cross multiply
    14,014,796.40x = 21,022,194.60 × 13,825,839.60
  4. Step 4: Simplify right side
    14,014,796.40x = 290,649,490,579,586.19
  5. Step 5: Solve for x
    x = 290,649,490,579,586.19/14,014,796.40
  6. Step 6: Final answer
    x = 20,738,759.40

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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.