Home / 5,428,680.80-8,137,837.20-2,016,053.60

Finding the Fourth Proportional to 5,428,680.80, 8,137,837.20 and 2,016,053.60

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Solution

The fourth proportional to 5,428,680.80, 8,137,837.20 and 2,016,053.60 is: 3,022,155.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,428,680.80 : 8,137,837.20 = 2,016,053.60 : x
  2. Step 2: Convert to fraction form
    5,428,680.80/8,137,837.20 = 2,016,053.60/x
  3. Step 3: Cross multiply
    5,428,680.80x = 8,137,837.20 × 2,016,053.60
  4. Step 4: Simplify right side
    5,428,680.80x = 16,406,315,983,273.92
  5. Step 5: Solve for x
    x = 16,406,315,983,273.92/5,428,680.80
  6. Step 6: Final answer
    x = 3,022,155.21

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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.