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Finding the Third Proportional to 15,866,604 and 34,374,240

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Solution

The third proportional to 15,866,604 and 34,374,240 is: 74,470,149.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,866,604 : 34,374,240 = 34,374,240 : x
  2. Step 2: Convert to fraction form
    15,866,604/34,374,240 = 34,374,240/x
  3. Step 3: Cross multiply
    15,866,604x = 34,374,240 × 34,374,240
  4. Step 4: Simplify right side
    15,866,604x = 1,181,588,375,577,600
  5. Step 5: Solve for x
    x = 1,181,588,375,577,600/15,866,604
  6. Step 6: Final answer
    x = 74,470,149.73

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.