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Finding the Third Proportional to 28,882,894 and 63,434,780

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Solution

The third proportional to 28,882,894 and 63,434,780 is: 139,320,225.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,882,894 : 63,434,780 = 63,434,780 : x
  2. Step 2: Convert to fraction form
    28,882,894/63,434,780 = 63,434,780/x
  3. Step 3: Cross multiply
    28,882,894x = 63,434,780 × 63,434,780
  4. Step 4: Simplify right side
    28,882,894x = 4,023,971,313,648,400
  5. Step 5: Solve for x
    x = 4,023,971,313,648,400/28,882,894
  6. Step 6: Final answer
    x = 139,320,225.79

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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.