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Finding the Third Proportional to 20,897,416 and 32,277,772

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Solution

The third proportional to 20,897,416 and 32,277,772 is: 49,855,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,897,416 : 32,277,772 = 32,277,772 : x
  2. Step 2: Convert to fraction form
    20,897,416/32,277,772 = 32,277,772/x
  3. Step 3: Cross multiply
    20,897,416x = 32,277,772 × 32,277,772
  4. Step 4: Simplify right side
    20,897,416x = 1,041,854,565,283,984
  5. Step 5: Solve for x
    x = 1,041,854,565,283,984/20,897,416
  6. Step 6: Final answer
    x = 49,855,664.70

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.