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Finding the Third Proportional to 18,710,802 and 40,309,092

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Solution

The third proportional to 18,710,802 and 40,309,092 is: 86,838,762.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,710,802 : 40,309,092 = 40,309,092 : x
  2. Step 2: Convert to fraction form
    18,710,802/40,309,092 = 40,309,092/x
  3. Step 3: Cross multiply
    18,710,802x = 40,309,092 × 40,309,092
  4. Step 4: Simplify right side
    18,710,802x = 1,624,822,897,864,464
  5. Step 5: Solve for x
    x = 1,624,822,897,864,464/18,710,802
  6. Step 6: Final answer
    x = 86,838,762.86

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.