Home / 14,520,439.20-21,747,481.20-8,548,471.20

Finding the Fourth Proportional to 14,520,439.20, 21,747,481.20 and 8,548,471.20

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Solution

The fourth proportional to 14,520,439.20, 21,747,481.20 and 8,548,471.20 is: 12,803,174.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520,439.20 : 21,747,481.20 = 8,548,471.20 : x
  2. Step 2: Convert to fraction form
    14,520,439.20/21,747,481.20 = 8,548,471.20/x
  3. Step 3: Cross multiply
    14,520,439.20x = 21,747,481.20 × 8,548,471.20
  4. Step 4: Simplify right side
    14,520,439.20x = 185,907,716,710,741.41
  5. Step 5: Solve for x
    x = 185,907,716,710,741.41/14,520,439.20
  6. Step 6: Final answer
    x = 12,803,174.49

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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.