Home / 14,007,472.80-20,995,657.20-5,484,976.80

Finding the Fourth Proportional to 14,007,472.80, 20,995,657.20 and 5,484,976.80

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Solution

The fourth proportional to 14,007,472.80, 20,995,657.20 and 5,484,976.80 is: 8,221,375.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,007,472.80 : 20,995,657.20 = 5,484,976.80 : x
  2. Step 2: Convert to fraction form
    14,007,472.80/20,995,657.20 = 5,484,976.80/x
  3. Step 3: Cross multiply
    14,007,472.80x = 20,995,657.20 × 5,484,976.80
  4. Step 4: Simplify right side
    14,007,472.80x = 115,160,692,642,752.95
  5. Step 5: Solve for x
    x = 115,160,692,642,752.95/14,007,472.80
  6. Step 6: Final answer
    x = 8,221,375.42

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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.