Home / 5,095,541.20-7,643,311.80-2,851,387.60

Finding the Fourth Proportional to 5,095,541.20, 7,643,311.80 and 2,851,387.60

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Solution

The fourth proportional to 5,095,541.20, 7,643,311.80 and 2,851,387.60 is: 4,277,081.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095,541.20 : 7,643,311.80 = 2,851,387.60 : x
  2. Step 2: Convert to fraction form
    5,095,541.20/7,643,311.80 = 2,851,387.60/x
  3. Step 3: Cross multiply
    5,095,541.20x = 7,643,311.80 × 2,851,387.60
  4. Step 4: Simplify right side
    5,095,541.20x = 21,794,044,489,453.68
  5. Step 5: Solve for x
    x = 21,794,044,489,453.68/5,095,541.20
  6. Step 6: Final answer
    x = 4,277,081.40

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Similar ratio
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1.5x scale

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.