Home / 12,474,827.14-17,215,405.05-7,318,276.42

Finding the Fourth Proportional to 12,474,827.14, 17,215,405.05 and 7,318,276.42

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Solution

The fourth proportional to 12,474,827.14, 17,215,405.05 and 7,318,276.42 is: 10,099,305.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,474,827.14 : 17,215,405.05 = 7,318,276.42 : x
  2. Step 2: Convert to fraction form
    12,474,827.14/17,215,405.05 = 7,318,276.42/x
  3. Step 3: Cross multiply
    12,474,827.14x = 17,215,405.05 × 7,318,276.42
  4. Step 4: Simplify right side
    12,474,827.14x = 125,987,092,838,163.92
  5. Step 5: Solve for x
    x = 125,987,092,838,163.92/12,474,827.14
  6. Step 6: Final answer
    x = 10,099,305.70

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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.