Home / 6,526,919.86-9,005,185.16-3,912,470.03

Finding the Fourth Proportional to 6,526,919.86, 9,005,185.16 and 3,912,470.03

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Solution

The fourth proportional to 6,526,919.86, 9,005,185.16 and 3,912,470.03 is: 5,398,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,526,919.86 : 9,005,185.16 = 3,912,470.03 : x
  2. Step 2: Convert to fraction form
    6,526,919.86/9,005,185.16 = 3,912,470.03/x
  3. Step 3: Cross multiply
    6,526,919.86x = 9,005,185.16 × 3,912,470.03
  4. Step 4: Simplify right side
    6,526,919.86x = 35,232,517,053,100.75
  5. Step 5: Solve for x
    x = 35,232,517,053,100.75/6,526,919.86
  6. Step 6: Final answer
    x = 5,398,031.20

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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.