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Finding the Third Proportional to 15,385,478 and 32,905,468

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Solution

The third proportional to 15,385,478 and 32,905,468 is: 70,376,092.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,385,478 : 32,905,468 = 32,905,468 : x
  2. Step 2: Convert to fraction form
    15,385,478/32,905,468 = 32,905,468/x
  3. Step 3: Cross multiply
    15,385,478x = 32,905,468 × 32,905,468
  4. Step 4: Simplify right side
    15,385,478x = 1,082,769,824,299,024
  5. Step 5: Solve for x
    x = 1,082,769,824,299,024/15,385,478
  6. Step 6: Final answer
    x = 70,376,092.59

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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.