Home / 5,140,207.60-7,704,781.80-1,944,098.80

Finding the Fourth Proportional to 5,140,207.60, 7,704,781.80 and 1,944,098.80

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Solution

The fourth proportional to 5,140,207.60, 7,704,781.80 and 1,944,098.80 is: 2,914,056.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140,207.60 : 7,704,781.80 = 1,944,098.80 : x
  2. Step 2: Convert to fraction form
    5,140,207.60/7,704,781.80 = 1,944,098.80/x
  3. Step 3: Cross multiply
    5,140,207.60x = 7,704,781.80 × 1,944,098.80
  4. Step 4: Simplify right side
    5,140,207.60x = 14,978,857,051,641.84
  5. Step 5: Solve for x
    x = 14,978,857,051,641.84/5,140,207.60
  6. Step 6: Final answer
    x = 2,914,056.83

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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.