Home / 8,581,079.39-11,838,998.68-4,859,400.74

Finding the Fourth Proportional to 8,581,079.39, 11,838,998.68 and 4,859,400.74

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Solution

The fourth proportional to 8,581,079.39, 11,838,998.68 and 4,859,400.74 is: 6,704,335.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581,079.39 : 11,838,998.68 = 4,859,400.74 : x
  2. Step 2: Convert to fraction form
    8,581,079.39/11,838,998.68 = 4,859,400.74/x
  3. Step 3: Cross multiply
    8,581,079.39x = 11,838,998.68 × 4,859,400.74
  4. Step 4: Simplify right side
    8,581,079.39x = 57,530,438,875,107.53
  5. Step 5: Solve for x
    x = 57,530,438,875,107.53/8,581,079.39
  6. Step 6: Final answer
    x = 6,704,335.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.