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Finding the Third Proportional to 28,886,042 and 63,439,924

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Solution

The third proportional to 28,886,042 and 63,439,924 is: 139,327,636.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,886,042 : 63,439,924 = 63,439,924 : x
  2. Step 2: Convert to fraction form
    28,886,042/63,439,924 = 63,439,924/x
  3. Step 3: Cross multiply
    28,886,042x = 63,439,924 × 63,439,924
  4. Step 4: Simplify right side
    28,886,042x = 4,024,623,957,125,776
  5. Step 5: Solve for x
    x = 4,024,623,957,125,776/28,886,042
  6. Step 6: Final answer
    x = 139,327,636.41

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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.