Home / 19,584,337.20-29,376,505.80-6,121,143.60

Finding the Fourth Proportional to 19,584,337.20, 29,376,505.80 and 6,121,143.60

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Solution

The fourth proportional to 19,584,337.20, 29,376,505.80 and 6,121,143.60 is: 9,181,715.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,584,337.20 : 29,376,505.80 = 6,121,143.60 : x
  2. Step 2: Convert to fraction form
    19,584,337.20/29,376,505.80 = 6,121,143.60/x
  3. Step 3: Cross multiply
    19,584,337.20x = 29,376,505.80 × 6,121,143.60
  4. Step 4: Simplify right side
    19,584,337.20x = 179,817,810,468,032.88
  5. Step 5: Solve for x
    x = 179,817,810,468,032.88/19,584,337.20
  6. Step 6: Final answer
    x = 9,181,715.40

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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.