Home / 7,491,624.80-11,218,429.20-4,122,024.80

Finding the Fourth Proportional to 7,491,624.80, 11,218,429.20 and 4,122,024.80

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Solution

The fourth proportional to 7,491,624.80, 11,218,429.20 and 4,122,024.80 is: 6,172,578.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491,624.80 : 11,218,429.20 = 4,122,024.80 : x
  2. Step 2: Convert to fraction form
    7,491,624.80/11,218,429.20 = 4,122,024.80/x
  3. Step 3: Cross multiply
    7,491,624.80x = 11,218,429.20 × 4,122,024.80
  4. Step 4: Simplify right side
    7,491,624.80x = 46,242,643,379,444.16
  5. Step 5: Solve for x
    x = 46,242,643,379,444.16/7,491,624.80
  6. Step 6: Final answer
    x = 6,172,578.66

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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.