Home / 18,328,319.20-27,468,859.20-14,047,266.70

Finding the Fourth Proportional to 18,328,319.20, 27,468,859.20 and 14,047,266.70

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Solution

The fourth proportional to 18,328,319.20, 27,468,859.20 and 14,047,266.70 is: 21,052,797.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,328,319.20 : 27,468,859.20 = 14,047,266.70 : x
  2. Step 2: Convert to fraction form
    18,328,319.20/27,468,859.20 = 14,047,266.70/x
  3. Step 3: Cross multiply
    18,328,319.20x = 27,468,859.20 × 14,047,266.70
  4. Step 4: Simplify right side
    18,328,319.20x = 385,862,391,127,148.62
  5. Step 5: Solve for x
    x = 385,862,391,127,148.62/18,328,319.20
  6. Step 6: Final answer
    x = 21,052,797.42

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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.