Home / 8,940,960.95-12,338,790.45-6,332,132.39

Finding the Fourth Proportional to 8,940,960.95, 12,338,790.45 and 6,332,132.39

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Solution

The fourth proportional to 8,940,960.95, 12,338,790.45 and 6,332,132.39 is: 8,738,529.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,940,960.95 : 12,338,790.45 = 6,332,132.39 : x
  2. Step 2: Convert to fraction form
    8,940,960.95/12,338,790.45 = 6,332,132.39/x
  3. Step 3: Cross multiply
    8,940,960.95x = 12,338,790.45 × 6,332,132.39
  4. Step 4: Simplify right side
    8,940,960.95x = 78,130,854,661,867.67
  5. Step 5: Solve for x
    x = 78,130,854,661,867.67/8,940,960.95
  6. Step 6: Final answer
    x = 8,738,529.91

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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.