Home / 22,997,715.39-31,737,221.37-12,543,729.03

Finding the Fourth Proportional to 22,997,715.39, 31,737,221.37 and 12,543,729.03

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Solution

The fourth proportional to 22,997,715.39, 31,737,221.37 and 12,543,729.03 is: 17,310,550.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,997,715.39 : 31,737,221.37 = 12,543,729.03 : x
  2. Step 2: Convert to fraction form
    22,997,715.39/31,737,221.37 = 12,543,729.03/x
  3. Step 3: Cross multiply
    22,997,715.39x = 31,737,221.37 × 12,543,729.03
  4. Step 4: Simplify right side
    22,997,715.39x = 398,103,104,976,458.31
  5. Step 5: Solve for x
    x = 398,103,104,976,458.31/22,997,715.39
  6. Step 6: Final answer
    x = 17,310,550.13

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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.