Home / 4,921,891.20-7,382,836.80-3,022,473.60

Finding the Fourth Proportional to 4,921,891.20, 7,382,836.80 and 3,022,473.60

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Solution

The fourth proportional to 4,921,891.20, 7,382,836.80 and 3,022,473.60 is: 4,533,710.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921,891.20 : 7,382,836.80 = 3,022,473.60 : x
  2. Step 2: Convert to fraction form
    4,921,891.20/7,382,836.80 = 3,022,473.60/x
  3. Step 3: Cross multiply
    4,921,891.20x = 7,382,836.80 × 3,022,473.60
  4. Step 4: Simplify right side
    4,921,891.20x = 22,314,429,321,108.48
  5. Step 5: Solve for x
    x = 22,314,429,321,108.48/4,921,891.20
  6. Step 6: Final answer
    x = 4,533,710.40

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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.