Home / 12,469,088.88-18,687,098.52-6,403,575.60

Finding the Fourth Proportional to 12,469,088.88, 18,687,098.52 and 6,403,575.60

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Solution

The fourth proportional to 12,469,088.88, 18,687,098.52 and 6,403,575.60 is: 9,596,871.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,469,088.88 : 18,687,098.52 = 6,403,575.60 : x
  2. Step 2: Convert to fraction form
    12,469,088.88/18,687,098.52 = 6,403,575.60/x
  3. Step 3: Cross multiply
    12,469,088.88x = 18,687,098.52 × 6,403,575.60
  4. Step 4: Simplify right side
    12,469,088.88x = 119,664,248,117,468.11
  5. Step 5: Solve for x
    x = 119,664,248,117,468.11/12,469,088.88
  6. Step 6: Final answer
    x = 9,596,871.85

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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.