Home / 8,789,377.69-13,173,437.68-4,527,220.87

Finding the Fourth Proportional to 8,789,377.69, 13,173,437.68 and 4,527,220.87

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Solution

The fourth proportional to 8,789,377.69, 13,173,437.68 and 4,527,220.87 is: 6,785,356.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789,377.69 : 13,173,437.68 = 4,527,220.87 : x
  2. Step 2: Convert to fraction form
    8,789,377.69/13,173,437.68 = 4,527,220.87/x
  3. Step 3: Cross multiply
    8,789,377.69x = 13,173,437.68 × 4,527,220.87
  4. Step 4: Simplify right side
    8,789,377.69x = 59,639,061,951,054.16
  5. Step 5: Solve for x
    x = 59,639,061,951,054.16/8,789,377.69
  6. Step 6: Final answer
    x = 6,785,356.61

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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.