Home / 13,363,147.48-18,441,143.40-7,251,575.98

Finding the Fourth Proportional to 13,363,147.48, 18,441,143.40 and 7,251,575.98

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Solution

The fourth proportional to 13,363,147.48, 18,441,143.40 and 7,251,575.98 is: 10,007,174.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363,147.48 : 18,441,143.40 = 7,251,575.98 : x
  2. Step 2: Convert to fraction form
    13,363,147.48/18,441,143.40 = 7,251,575.98/x
  3. Step 3: Cross multiply
    13,363,147.48x = 18,441,143.40 × 7,251,575.98
  4. Step 4: Simplify right side
    13,363,147.48x = 133,727,352,523,175.53
  5. Step 5: Solve for x
    x = 133,727,352,523,175.53/13,363,147.48
  6. Step 6: Final answer
    x = 10,007,174.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.