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Finding the Third Proportional to 28,882,878 and 63,434,748

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Solution

The third proportional to 28,882,878 and 63,434,748 is: 139,320,162.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,882,878 : 63,434,748 = 63,434,748 : x
  2. Step 2: Convert to fraction form
    28,882,878/63,434,748 = 63,434,748/x
  3. Step 3: Cross multiply
    28,882,878x = 63,434,748 × 63,434,748
  4. Step 4: Simplify right side
    28,882,878x = 4,023,967,253,823,504
  5. Step 5: Solve for x
    x = 4,023,967,253,823,504/28,882,878
  6. Step 6: Final answer
    x = 139,320,162.41

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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.