Home / 8,199,060.60-12,290,717.70-6,376,414.80

Finding the Fourth Proportional to 8,199,060.60, 12,290,717.70 and 6,376,414.80

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Solution

The fourth proportional to 8,199,060.60, 12,290,717.70 and 6,376,414.80 is: 9,558,499.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199,060.60 : 12,290,717.70 = 6,376,414.80 : x
  2. Step 2: Convert to fraction form
    8,199,060.60/12,290,717.70 = 6,376,414.80/x
  3. Step 3: Cross multiply
    8,199,060.60x = 12,290,717.70 × 6,376,414.80
  4. Step 4: Simplify right side
    8,199,060.60x = 78,370,714,244,901.95
  5. Step 5: Solve for x
    x = 78,370,714,244,901.95/8,199,060.60
  6. Step 6: Final answer
    x = 9,558,499.21

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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.