Home / 8,721,876.66-13,081,784.67-2,332,624.20

Finding the Fourth Proportional to 8,721,876.66, 13,081,784.67 and 2,332,624.20

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Solution

The fourth proportional to 8,721,876.66, 13,081,784.67 and 2,332,624.20 is: 3,498,660.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,876.66 : 13,081,784.67 = 2,332,624.20 : x
  2. Step 2: Convert to fraction form
    8,721,876.66/13,081,784.67 = 2,332,624.20/x
  3. Step 3: Cross multiply
    8,721,876.66x = 13,081,784.67 × 2,332,624.20
  4. Step 4: Simplify right side
    8,721,876.66x = 30,514,887,500,431.02
  5. Step 5: Solve for x
    x = 30,514,887,500,431.02/8,721,876.66
  6. Step 6: Final answer
    x = 3,498,660.75

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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.