Home / 42,053,113.68-63,079,250.12-13,299,254.16

Finding the Fourth Proportional to 42,053,113.68, 63,079,250.12 and 13,299,254.16

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Solution

The fourth proportional to 42,053,113.68, 63,079,250.12 and 13,299,254.16 is: 19,948,748.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,053,113.68 : 63,079,250.12 = 13,299,254.16 : x
  2. Step 2: Convert to fraction form
    42,053,113.68/63,079,250.12 = 13,299,254.16/x
  3. Step 3: Cross multiply
    42,053,113.68x = 63,079,250.12 × 13,299,254.16
  4. Step 4: Simplify right side
    42,053,113.68x = 838,906,979,389,727.50
  5. Step 5: Solve for x
    x = 838,906,979,389,727.50/42,053,113.68
  6. Step 6: Final answer
    x = 19,948,748.29

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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.