Home / 8,691,328.40-11,995,517.57-5,019,585.03

Finding the Fourth Proportional to 8,691,328.40, 11,995,517.57 and 5,019,585.03

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Solution

The fourth proportional to 8,691,328.40, 11,995,517.57 and 5,019,585.03 is: 6,927,884.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691,328.40 : 11,995,517.57 = 5,019,585.03 : x
  2. Step 2: Convert to fraction form
    8,691,328.40/11,995,517.57 = 5,019,585.03/x
  3. Step 3: Cross multiply
    8,691,328.40x = 11,995,517.57 × 5,019,585.03
  4. Step 4: Simplify right side
    8,691,328.40x = 60,212,520,396,376.05
  5. Step 5: Solve for x
    x = 60,212,520,396,376.05/8,691,328.40
  6. Step 6: Final answer
    x = 6,927,884.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.