Home / 5,382,034.80-8,072,857.80-2,187,070.80

Finding the Fourth Proportional to 5,382,034.80, 8,072,857.80 and 2,187,070.80

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Solution

The fourth proportional to 5,382,034.80, 8,072,857.80 and 2,187,070.80 is: 3,280,527.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382,034.80 : 8,072,857.80 = 2,187,070.80 : x
  2. Step 2: Convert to fraction form
    5,382,034.80/8,072,857.80 = 2,187,070.80/x
  3. Step 3: Cross multiply
    5,382,034.80x = 8,072,857.80 × 2,187,070.80
  4. Step 4: Simplify right side
    5,382,034.80x = 17,655,911,566,932.24
  5. Step 5: Solve for x
    x = 17,655,911,566,932.24/5,382,034.80
  6. Step 6: Final answer
    x = 3,280,527.20

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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.