Home / 14,279,679.29-21,422,591.76-4,431,548.20

Finding the Fourth Proportional to 14,279,679.29, 21,422,591.76 and 4,431,548.20

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Solution

The fourth proportional to 14,279,679.29, 21,422,591.76 and 4,431,548.20 is: 6,648,275.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,279,679.29 : 21,422,591.76 = 4,431,548.20 : x
  2. Step 2: Convert to fraction form
    14,279,679.29/21,422,591.76 = 4,431,548.20/x
  3. Step 3: Cross multiply
    14,279,679.29x = 21,422,591.76 × 4,431,548.20
  4. Step 4: Simplify right side
    14,279,679.29x = 94,935,247,857,328.75
  5. Step 5: Solve for x
    x = 94,935,247,857,328.75/14,279,679.29
  6. Step 6: Final answer
    x = 6,648,275.91

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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.