Home / 8,317,131.23-12,423,831.52-6,162,364.87

Finding the Fourth Proportional to 8,317,131.23, 12,423,831.52 and 6,162,364.87

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Solution

The fourth proportional to 8,317,131.23, 12,423,831.52 and 6,162,364.87 is: 9,205,119.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,131.23 : 12,423,831.52 = 6,162,364.87 : x
  2. Step 2: Convert to fraction form
    8,317,131.23/12,423,831.52 = 6,162,364.87/x
  3. Step 3: Cross multiply
    8,317,131.23x = 12,423,831.52 × 6,162,364.87
  4. Step 4: Simplify right side
    8,317,131.23x = 76,560,182,816,715.73
  5. Step 5: Solve for x
    x = 76,560,182,816,715.73/8,317,131.23
  6. Step 6: Final answer
    x = 9,205,119.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.