Home / 12,262,769.43-18,397,003.38-4,175,815.23

Finding the Fourth Proportional to 12,262,769.43, 18,397,003.38 and 4,175,815.23

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Solution

The fourth proportional to 12,262,769.43, 18,397,003.38 and 4,175,815.23 is: 6,264,693.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262,769.43 : 18,397,003.38 = 4,175,815.23 : x
  2. Step 2: Convert to fraction form
    12,262,769.43/18,397,003.38 = 4,175,815.23/x
  3. Step 3: Cross multiply
    12,262,769.43x = 18,397,003.38 × 4,175,815.23
  4. Step 4: Simplify right side
    12,262,769.43x = 76,822,486,900,565.47
  5. Step 5: Solve for x
    x = 76,822,486,900,565.47/12,262,769.43
  6. Step 6: Final answer
    x = 6,264,693.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.