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Finding the Third Proportional to 15,947,581 and 34,781,796

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Solution

The third proportional to 15,947,581 and 34,781,796 is: 75,859,362.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947,581 : 34,781,796 = 34,781,796 : x
  2. Step 2: Convert to fraction form
    15,947,581/34,781,796 = 34,781,796/x
  3. Step 3: Cross multiply
    15,947,581x = 34,781,796 × 34,781,796
  4. Step 4: Simplify right side
    15,947,581x = 1,209,773,332,985,616
  5. Step 5: Solve for x
    x = 1,209,773,332,985,616/15,947,581
  6. Step 6: Final answer
    x = 75,859,362.81

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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.