Home / 6,120,458.20-9,172,814.10-3,721,756.60

Finding the Fourth Proportional to 6,120,458.20, 9,172,814.10 and 3,721,756.60

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Solution

The fourth proportional to 6,120,458.20, 9,172,814.10 and 3,721,756.60 is: 5,577,847.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120,458.20 : 9,172,814.10 = 3,721,756.60 : x
  2. Step 2: Convert to fraction form
    6,120,458.20/9,172,814.10 = 3,721,756.60/x
  3. Step 3: Cross multiply
    6,120,458.20x = 9,172,814.10 × 3,721,756.60
  4. Step 4: Simplify right side
    6,120,458.20x = 34,138,981,417,248.06
  5. Step 5: Solve for x
    x = 34,138,981,417,248.06/6,120,458.20
  6. Step 6: Final answer
    x = 5,577,847.33

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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.