Home / 7,244,489.80-10,866,734.70-7,138,201.60

Finding the Fourth Proportional to 7,244,489.80, 10,866,734.70 and 7,138,201.60

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Solution

The fourth proportional to 7,244,489.80, 10,866,734.70 and 7,138,201.60 is: 10,707,302.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,489.80 : 10,866,734.70 = 7,138,201.60 : x
  2. Step 2: Convert to fraction form
    7,244,489.80/10,866,734.70 = 7,138,201.60/x
  3. Step 3: Cross multiply
    7,244,489.80x = 10,866,734.70 × 7,138,201.60
  4. Step 4: Simplify right side
    7,244,489.80x = 77,568,943,022,315.52
  5. Step 5: Solve for x
    x = 77,568,943,022,315.52/7,244,489.80
  6. Step 6: Final answer
    x = 10,707,302.40

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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.