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Finding the Third Proportional to 15,900,055 and 34,317,806

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Solution

The third proportional to 15,900,055 and 34,317,806 is: 74,069,668.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,900,055 : 34,317,806 = 34,317,806 : x
  2. Step 2: Convert to fraction form
    15,900,055/34,317,806 = 34,317,806/x
  3. Step 3: Cross multiply
    15,900,055x = 34,317,806 × 34,317,806
  4. Step 4: Simplify right side
    15,900,055x = 1,177,711,808,653,636
  5. Step 5: Solve for x
    x = 1,177,711,808,653,636/15,900,055
  6. Step 6: Final answer
    x = 74,069,668.86

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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.