Home / 8,041,843.40-12,061,382.70-2,990,553.80

Finding the Fourth Proportional to 8,041,843.40, 12,061,382.70 and 2,990,553.80

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Solution

The fourth proportional to 8,041,843.40, 12,061,382.70 and 2,990,553.80 is: 4,485,316.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,041,843.40 : 12,061,382.70 = 2,990,553.80 : x
  2. Step 2: Convert to fraction form
    8,041,843.40/12,061,382.70 = 2,990,553.80/x
  3. Step 3: Cross multiply
    8,041,843.40x = 12,061,382.70 × 2,990,553.80
  4. Step 4: Simplify right side
    8,041,843.40x = 36,070,213,866,739.26
  5. Step 5: Solve for x
    x = 36,070,213,866,739.26/8,041,843.40
  6. Step 6: Final answer
    x = 4,485,316.62

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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.