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Finding the Third Proportional to 42,037,207 and 63,356,489

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Solution

The third proportional to 42,037,207 and 63,356,489 is: 95,487,901.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,037,207 : 63,356,489 = 63,356,489 : x
  2. Step 2: Convert to fraction form
    42,037,207/63,356,489 = 63,356,489/x
  3. Step 3: Cross multiply
    42,037,207x = 63,356,489 × 63,356,489
  4. Step 4: Simplify right side
    42,037,207x = 4,014,044,698,407,121
  5. Step 5: Solve for x
    x = 4,014,044,698,407,121/42,037,207
  6. Step 6: Final answer
    x = 95,487,901.91

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.