Home / 5,388,823.20-8,083,234.80-4,891,159.20

Finding the Fourth Proportional to 5,388,823.20, 8,083,234.80 and 4,891,159.20

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Solution

The fourth proportional to 5,388,823.20, 8,083,234.80 and 4,891,159.20 is: 7,336,738.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,823.20 : 8,083,234.80 = 4,891,159.20 : x
  2. Step 2: Convert to fraction form
    5,388,823.20/8,083,234.80 = 4,891,159.20/x
  3. Step 3: Cross multiply
    5,388,823.20x = 8,083,234.80 × 4,891,159.20
  4. Step 4: Simplify right side
    5,388,823.20x = 39,536,388,257,780.16
  5. Step 5: Solve for x
    x = 39,536,388,257,780.16/5,388,823.20
  6. Step 6: Final answer
    x = 7,336,738.80

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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.