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Finding the Third Proportional to 28,011,960 and 60,931,872

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Solution

The third proportional to 28,011,960 and 60,931,872 is: 132,539,566.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,011,960 : 60,931,872 = 60,931,872 : x
  2. Step 2: Convert to fraction form
    28,011,960/60,931,872 = 60,931,872/x
  3. Step 3: Cross multiply
    28,011,960x = 60,931,872 × 60,931,872
  4. Step 4: Simplify right side
    28,011,960x = 3,712,693,025,424,384
  5. Step 5: Solve for x
    x = 3,712,693,025,424,384/28,011,960
  6. Step 6: Final answer
    x = 132,539,566.15

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.