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Finding the Third Proportional to 15,758,564 and 33,870,920

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Solution

The third proportional to 15,758,564 and 33,870,920 is: 72,801,000.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,758,564 : 33,870,920 = 33,870,920 : x
  2. Step 2: Convert to fraction form
    15,758,564/33,870,920 = 33,870,920/x
  3. Step 3: Cross multiply
    15,758,564x = 33,870,920 × 33,870,920
  4. Step 4: Simplify right side
    15,758,564x = 1,147,239,221,646,400
  5. Step 5: Solve for x
    x = 1,147,239,221,646,400/15,758,564
  6. Step 6: Final answer
    x = 72,801,000.25

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.