Home / 13,176,675.33-18,181,227.02-8,279,060.19

Finding the Fourth Proportional to 13,176,675.33, 18,181,227.02 and 8,279,060.19

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Solution

The fourth proportional to 13,176,675.33, 18,181,227.02 and 8,279,060.19 is: 11,423,478.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,176,675.33 : 18,181,227.02 = 8,279,060.19 : x
  2. Step 2: Convert to fraction form
    13,176,675.33/18,181,227.02 = 8,279,060.19/x
  3. Step 3: Cross multiply
    13,176,675.33x = 18,181,227.02 × 8,279,060.19
  4. Step 4: Simplify right side
    13,176,675.33x = 150,523,472,785,239.03
  5. Step 5: Solve for x
    x = 150,523,472,785,239.03/13,176,675.33
  6. Step 6: Final answer
    x = 11,423,478.91

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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.