Home / 8,320,561.60-12,479,920.80-2,337,534.40

Finding the Fourth Proportional to 8,320,561.60, 12,479,920.80 and 2,337,534.40

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Solution

The fourth proportional to 8,320,561.60, 12,479,920.80 and 2,337,534.40 is: 3,506,042.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320,561.60 : 12,479,920.80 = 2,337,534.40 : x
  2. Step 2: Convert to fraction form
    8,320,561.60/12,479,920.80 = 2,337,534.40/x
  3. Step 3: Cross multiply
    8,320,561.60x = 12,479,920.80 × 2,337,534.40
  4. Step 4: Simplify right side
    8,320,561.60x = 29,172,244,179,275.52
  5. Step 5: Solve for x
    x = 29,172,244,179,275.52/8,320,561.60
  6. Step 6: Final answer
    x = 3,506,042.69

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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.