Home / 8,721,873.66-13,081,780.17-2,332,621.20

Finding the Fourth Proportional to 8,721,873.66, 13,081,780.17 and 2,332,621.20

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Solution

The fourth proportional to 8,721,873.66, 13,081,780.17 and 2,332,621.20 is: 3,498,656.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,873.66 : 13,081,780.17 = 2,332,621.20 : x
  2. Step 2: Convert to fraction form
    8,721,873.66/13,081,780.17 = 2,332,621.20/x
  3. Step 3: Cross multiply
    8,721,873.66x = 13,081,780.17 × 2,332,621.20
  4. Step 4: Simplify right side
    8,721,873.66x = 30,514,837,758,281.61
  5. Step 5: Solve for x
    x = 30,514,837,758,281.61/8,721,873.66
  6. Step 6: Final answer
    x = 3,498,656.25

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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.