Home / 8,379,780.17-12,567,376.35-2,313,061.61

Finding the Fourth Proportional to 8,379,780.17, 12,567,376.35 and 2,313,061.61

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Solution

The fourth proportional to 8,379,780.17, 12,567,376.35 and 2,313,061.61 is: 3,468,959.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,379,780.17 : 12,567,376.35 = 2,313,061.61 : x
  2. Step 2: Convert to fraction form
    8,379,780.17/12,567,376.35 = 2,313,061.61/x
  3. Step 3: Cross multiply
    8,379,780.17x = 12,567,376.35 × 2,313,061.61
  4. Step 4: Simplify right side
    8,379,780.17x = 29,069,115,710,770.04
  5. Step 5: Solve for x
    x = 29,069,115,710,770.04/8,379,780.17
  6. Step 6: Final answer
    x = 3,468,959.23

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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.