Home / 14,488,111.20-21,734,791.20-7,281,508.80

Finding the Fourth Proportional to 14,488,111.20, 21,734,791.20 and 7,281,508.80

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Solution

The fourth proportional to 14,488,111.20, 21,734,791.20 and 7,281,508.80 is: 10,923,582.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488,111.20 : 21,734,791.20 = 7,281,508.80 : x
  2. Step 2: Convert to fraction form
    14,488,111.20/21,734,791.20 = 7,281,508.80/x
  3. Step 3: Cross multiply
    14,488,111.20x = 21,734,791.20 × 7,281,508.80
  4. Step 4: Simplify right side
    14,488,111.20x = 158,262,073,388,962.56
  5. Step 5: Solve for x
    x = 158,262,073,388,962.56/14,488,111.20
  6. Step 6: Final answer
    x = 10,923,582.18

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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.