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Finding the Third Proportional to 15,991,761.38 and 34,536,879

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Solution

The third proportional to 15,991,761.38 and 34,536,879 is: 74,588,157.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,991,761.38 : 34,536,879 = 34,536,879 : x
  2. Step 2: Convert to fraction form
    15,991,761.38/34,536,879 = 34,536,879/x
  3. Step 3: Cross multiply
    15,991,761.38x = 34,536,879 × 34,536,879
  4. Step 4: Simplify right side
    15,991,761.38x = 1,192,796,011,060,641
  5. Step 5: Solve for x
    x = 1,192,796,011,060,641/15,991,761.38
  6. Step 6: Final answer
    x = 74,588,157.18

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.