Home / 8,229,741.57-12,345,202.85-2,838,312.72

Finding the Fourth Proportional to 8,229,741.57, 12,345,202.85 and 2,838,312.72

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Solution

The fourth proportional to 8,229,741.57, 12,345,202.85 and 2,838,312.72 is: 4,257,672.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229,741.57 : 12,345,202.85 = 2,838,312.72 : x
  2. Step 2: Convert to fraction form
    8,229,741.57/12,345,202.85 = 2,838,312.72/x
  3. Step 3: Cross multiply
    8,229,741.57x = 12,345,202.85 × 2,838,312.72
  4. Step 4: Simplify right side
    8,229,741.57x = 35,039,546,265,943.69
  5. Step 5: Solve for x
    x = 35,039,546,265,943.69/8,229,741.57
  6. Step 6: Final answer
    x = 4,257,672.73

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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.