Home / 12,584,379.39-17,365,869.56-7,002,901.85

Finding the Fourth Proportional to 12,584,379.39, 17,365,869.56 and 7,002,901.85

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Solution

The fourth proportional to 12,584,379.39, 17,365,869.56 and 7,002,901.85 is: 9,663,685.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584,379.39 : 17,365,869.56 = 7,002,901.85 : x
  2. Step 2: Convert to fraction form
    12,584,379.39/17,365,869.56 = 7,002,901.85/x
  3. Step 3: Cross multiply
    12,584,379.39x = 17,365,869.56 × 7,002,901.85
  4. Step 4: Simplify right side
    12,584,379.39x = 121,611,479,946,738.83
  5. Step 5: Solve for x
    x = 121,611,479,946,738.83/12,584,379.39
  6. Step 6: Final answer
    x = 9,663,685.13

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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.