Home / 8,151,894.76-12,227,834.12-2,086,616.81

Finding the Fourth Proportional to 8,151,894.76, 12,227,834.12 and 2,086,616.81

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Solution

The fourth proportional to 8,151,894.76, 12,227,834.12 and 2,086,616.81 is: 3,129,923.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151,894.76 : 12,227,834.12 = 2,086,616.81 : x
  2. Step 2: Convert to fraction form
    8,151,894.76/12,227,834.12 = 2,086,616.81/x
  3. Step 3: Cross multiply
    8,151,894.76x = 12,227,834.12 × 2,086,616.81
  4. Step 4: Simplify right side
    8,151,894.76x = 25,514,804,262,016.06
  5. Step 5: Solve for x
    x = 25,514,804,262,016.06/8,151,894.76
  6. Step 6: Final answer
    x = 3,129,923.17

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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.