Home / 12,202,372.88-16,839,724.52-7,372,543.76

Finding the Fourth Proportional to 12,202,372.88, 16,839,724.52 and 7,372,543.76

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Solution

The fourth proportional to 12,202,372.88, 16,839,724.52 and 7,372,543.76 is: 10,174,382.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,202,372.88 : 16,839,724.52 = 7,372,543.76 : x
  2. Step 2: Convert to fraction form
    12,202,372.88/16,839,724.52 = 7,372,543.76/x
  3. Step 3: Cross multiply
    12,202,372.88x = 16,839,724.52 × 7,372,543.76
  4. Step 4: Simplify right side
    12,202,372.88x = 124,151,605,930,044.98
  5. Step 5: Solve for x
    x = 124,151,605,930,044.98/12,202,372.88
  6. Step 6: Final answer
    x = 10,174,382.24

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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.