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Finding the Third Proportional to 28,882,624 and 63,434,272

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Solution

The third proportional to 28,882,624 and 63,434,272 is: 139,319,296.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,882,624 : 63,434,272 = 63,434,272 : x
  2. Step 2: Convert to fraction form
    28,882,624/63,434,272 = 63,434,272/x
  3. Step 3: Cross multiply
    28,882,624x = 63,434,272 × 63,434,272
  4. Step 4: Simplify right side
    28,882,624x = 4,023,906,864,169,984
  5. Step 5: Solve for x
    x = 4,023,906,864,169,984/28,882,624
  6. Step 6: Final answer
    x = 139,319,296.76

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.