Home / 14,279,680.29-21,422,593.26-4,431,549.20

Finding the Fourth Proportional to 14,279,680.29, 21,422,593.26 and 4,431,549.20

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Solution

The fourth proportional to 14,279,680.29, 21,422,593.26 and 4,431,549.20 is: 6,648,277.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,279,680.29 : 21,422,593.26 = 4,431,549.20 : x
  2. Step 2: Convert to fraction form
    14,279,680.29/21,422,593.26 = 4,431,549.20/x
  3. Step 3: Cross multiply
    14,279,680.29x = 21,422,593.26 × 4,431,549.20
  4. Step 4: Simplify right side
    14,279,680.29x = 94,935,276,023,278.41
  5. Step 5: Solve for x
    x = 94,935,276,023,278.41/14,279,680.29
  6. Step 6: Final answer
    x = 6,648,277.42

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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.