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Finding the Third Proportional to 38,854,160 and 57,021,528

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Solution

The third proportional to 38,854,160 and 57,021,528 is: 83,683,565.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,854,160 : 57,021,528 = 57,021,528 : x
  2. Step 2: Convert to fraction form
    38,854,160/57,021,528 = 57,021,528/x
  3. Step 3: Cross multiply
    38,854,160x = 57,021,528 × 57,021,528
  4. Step 4: Simplify right side
    38,854,160x = 3,251,454,655,454,784
  5. Step 5: Solve for x
    x = 3,251,454,655,454,784/38,854,160
  6. Step 6: Final answer
    x = 83,683,565.81

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.