Home / 14,718,254.24-20,310,986.12-8,191,885.39

Finding the Fourth Proportional to 14,718,254.24, 20,310,986.12 and 8,191,885.39

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Solution

The fourth proportional to 14,718,254.24, 20,310,986.12 and 8,191,885.39 is: 11,304,687.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,718,254.24 : 20,310,986.12 = 8,191,885.39 : x
  2. Step 2: Convert to fraction form
    14,718,254.24/20,310,986.12 = 8,191,885.39/x
  3. Step 3: Cross multiply
    14,718,254.24x = 20,310,986.12 × 8,191,885.39
  4. Step 4: Simplify right side
    14,718,254.24x = 166,385,270,361,183.88
  5. Step 5: Solve for x
    x = 166,385,270,361,183.88/14,718,254.24
  6. Step 6: Final answer
    x = 11,304,687.88

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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.