Home / 54,319,785.60-81,479,678.40-37,101,097.20

Finding the Fourth Proportional to 54,319,785.60, 81,479,678.40 and 37,101,097.20

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Solution

The fourth proportional to 54,319,785.60, 81,479,678.40 and 37,101,097.20 is: 55,651,645.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,319,785.60 : 81,479,678.40 = 37,101,097.20 : x
  2. Step 2: Convert to fraction form
    54,319,785.60/81,479,678.40 = 37,101,097.20/x
  3. Step 3: Cross multiply
    54,319,785.60x = 81,479,678.40 × 37,101,097.20
  4. Step 4: Simplify right side
    54,319,785.60x = 3,022,985,468,143,141
  5. Step 5: Solve for x
    x = 3,022,985,468,143,141/54,319,785.60
  6. Step 6: Final answer
    x = 55,651,645.80

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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.