Home / 12,393,692.52-17,098,301.39-7,490,401.91

Finding the Fourth Proportional to 12,393,692.52, 17,098,301.39 and 7,490,401.91

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Solution

The fourth proportional to 12,393,692.52, 17,098,301.39 and 7,490,401.91 is: 10,333,736.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393,692.52 : 17,098,301.39 = 7,490,401.91 : x
  2. Step 2: Convert to fraction form
    12,393,692.52/17,098,301.39 = 7,490,401.91/x
  3. Step 3: Cross multiply
    12,393,692.52x = 17,098,301.39 × 7,490,401.91
  4. Step 4: Simplify right side
    12,393,692.52x = 128,073,149,266,468.16
  5. Step 5: Solve for x
    x = 128,073,149,266,468.16/12,393,692.52
  6. Step 6: Final answer
    x = 10,333,736.22

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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.