Home / 12,531,892.61-18,794,192.13-4,853,824.94

Finding the Fourth Proportional to 12,531,892.61, 18,794,192.13 and 4,853,824.94

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Solution

The fourth proportional to 12,531,892.61, 18,794,192.13 and 4,853,824.94 is: 7,279,324.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,531,892.61 : 18,794,192.13 = 4,853,824.94 : x
  2. Step 2: Convert to fraction form
    12,531,892.61/18,794,192.13 = 4,853,824.94/x
  3. Step 3: Cross multiply
    12,531,892.61x = 18,794,192.13 × 4,853,824.94
  4. Step 4: Simplify right side
    12,531,892.61x = 91,223,718,393,774.75
  5. Step 5: Solve for x
    x = 91,223,718,393,774.75/12,531,892.61
  6. Step 6: Final answer
    x = 7,279,324.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.