Home / 8,619,252.52-12,920,152.65-5,588,537.08

Finding the Fourth Proportional to 8,619,252.52, 12,920,152.65 and 5,588,537.08

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Solution

The fourth proportional to 8,619,252.52, 12,920,152.65 and 5,588,537.08 is: 8,377,147.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,619,252.52 : 12,920,152.65 = 5,588,537.08 : x
  2. Step 2: Convert to fraction form
    8,619,252.52/12,920,152.65 = 5,588,537.08/x
  3. Step 3: Cross multiply
    8,619,252.52x = 12,920,152.65 × 5,588,537.08
  4. Step 4: Simplify right side
    8,619,252.52x = 72,204,752,163,785.27
  5. Step 5: Solve for x
    x = 72,204,752,163,785.27/8,619,252.52
  6. Step 6: Final answer
    x = 8,377,147.79

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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.