Home / 14,488,027.20-21,734,665.20-7,281,424.80

Finding the Fourth Proportional to 14,488,027.20, 21,734,665.20 and 7,281,424.80

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Solution

The fourth proportional to 14,488,027.20, 21,734,665.20 and 7,281,424.80 is: 10,923,456.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488,027.20 : 21,734,665.20 = 7,281,424.80 : x
  2. Step 2: Convert to fraction form
    14,488,027.20/21,734,665.20 = 7,281,424.80/x
  3. Step 3: Cross multiply
    14,488,027.20x = 21,734,665.20 × 7,281,424.80
  4. Step 4: Simplify right side
    14,488,027.20x = 158,259,330,206,976.94
  5. Step 5: Solve for x
    x = 158,259,330,206,976.94/14,488,027.20
  6. Step 6: Final answer
    x = 10,923,456.18

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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.