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Finding the Third Proportional to 28,272,516 and 61,550,604

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Solution

The third proportional to 28,272,516 and 61,550,604 is: 133,998,574.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,272,516 : 61,550,604 = 61,550,604 : x
  2. Step 2: Convert to fraction form
    28,272,516/61,550,604 = 61,550,604/x
  3. Step 3: Cross multiply
    28,272,516x = 61,550,604 × 61,550,604
  4. Step 4: Simplify right side
    28,272,516x = 3,788,476,852,764,816
  5. Step 5: Solve for x
    x = 3,788,476,852,764,816/28,272,516
  6. Step 6: Final answer
    x = 133,998,574.90

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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.