Home / 15,238,479.80-22,857,655.22-5,520,814.41

Finding the Fourth Proportional to 15,238,479.80, 22,857,655.22 and 5,520,814.41

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Solution

The fourth proportional to 15,238,479.80, 22,857,655.22 and 5,520,814.41 is: 8,281,198.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,238,479.80 : 22,857,655.22 = 5,520,814.41 : x
  2. Step 2: Convert to fraction form
    15,238,479.80/22,857,655.22 = 5,520,814.41/x
  3. Step 3: Cross multiply
    15,238,479.80x = 22,857,655.22 × 5,520,814.41
  4. Step 4: Simplify right side
    15,238,479.80x = 126,192,872,289,783.66
  5. Step 5: Solve for x
    x = 126,192,872,289,783.66/15,238,479.80
  6. Step 6: Final answer
    x = 8,281,198.26

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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.