Home / 8,176,489.60-12,266,529.60-2,418,772.48

Finding the Fourth Proportional to 8,176,489.60, 12,266,529.60 and 2,418,772.48

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Solution

The fourth proportional to 8,176,489.60, 12,266,529.60 and 2,418,772.48 is: 3,628,689.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176,489.60 : 12,266,529.60 = 2,418,772.48 : x
  2. Step 2: Convert to fraction form
    8,176,489.60/12,266,529.60 = 2,418,772.48/x
  3. Step 3: Cross multiply
    8,176,489.60x = 12,266,529.60 × 2,418,772.48
  4. Step 4: Simplify right side
    8,176,489.60x = 29,669,944,221,585.41
  5. Step 5: Solve for x
    x = 29,669,944,221,585.41/8,176,489.60
  6. Step 6: Final answer
    x = 3,628,689.78

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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.