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Finding the Third Proportional to 39,316,347 and 61,541,289

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Solution

The third proportional to 39,316,347 and 61,541,289 is: 96,329,657.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,316,347 : 61,541,289 = 61,541,289 : x
  2. Step 2: Convert to fraction form
    39,316,347/61,541,289 = 61,541,289/x
  3. Step 3: Cross multiply
    39,316,347x = 61,541,289 × 61,541,289
  4. Step 4: Simplify right side
    39,316,347x = 3,787,330,251,781,521
  5. Step 5: Solve for x
    x = 3,787,330,251,781,521/39,316,347
  6. Step 6: Final answer
    x = 96,329,657.78

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.