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Finding the Third Proportional to 15,366,915 and 32,912,487

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Solution

The third proportional to 15,366,915 and 32,912,487 is: 70,491,168.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,366,915 : 32,912,487 = 32,912,487 : x
  2. Step 2: Convert to fraction form
    15,366,915/32,912,487 = 32,912,487/x
  3. Step 3: Cross multiply
    15,366,915x = 32,912,487 × 32,912,487
  4. Step 4: Simplify right side
    15,366,915x = 1,083,231,800,525,169
  5. Step 5: Solve for x
    x = 1,083,231,800,525,169/15,366,915
  6. Step 6: Final answer
    x = 70,491,168.89

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.