Home / 5,370,621.16-8,055,713.20-1,327,007.12

Finding the Fourth Proportional to 5,370,621.16, 8,055,713.20 and 1,327,007.12

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Solution

The fourth proportional to 5,370,621.16, 8,055,713.20 and 1,327,007.12 is: 1,990,456.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370,621.16 : 8,055,713.20 = 1,327,007.12 : x
  2. Step 2: Convert to fraction form
    5,370,621.16/8,055,713.20 = 1,327,007.12/x
  3. Step 3: Cross multiply
    5,370,621.16x = 8,055,713.20 × 1,327,007.12
  4. Step 4: Simplify right side
    5,370,621.16x = 10,689,988,773,077.98
  5. Step 5: Solve for x
    x = 10,689,988,773,077.98/5,370,621.16
  6. Step 6: Final answer
    x = 1,990,456.68

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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.