Home / 21,880,003.60-32,820,005.40-10,542,595.60

Finding the Fourth Proportional to 21,880,003.60, 32,820,005.40 and 10,542,595.60

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Solution

The fourth proportional to 21,880,003.60, 32,820,005.40 and 10,542,595.60 is: 15,813,893.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,880,003.60 : 32,820,005.40 = 10,542,595.60 : x
  2. Step 2: Convert to fraction form
    21,880,003.60/32,820,005.40 = 10,542,595.60/x
  3. Step 3: Cross multiply
    21,880,003.60x = 32,820,005.40 × 10,542,595.60
  4. Step 4: Simplify right side
    21,880,003.60x = 346,008,044,522,016.19
  5. Step 5: Solve for x
    x = 346,008,044,522,016.19/21,880,003.60
  6. Step 6: Final answer
    x = 15,813,893.40

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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.