Home / 8,273,479.05-12,401,659.31-3,154,531.77

Finding the Fourth Proportional to 8,273,479.05, 12,401,659.31 and 3,154,531.77

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Solution

The fourth proportional to 8,273,479.05, 12,401,659.31 and 3,154,531.77 is: 4,728,534.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273,479.05 : 12,401,659.31 = 3,154,531.77 : x
  2. Step 2: Convert to fraction form
    8,273,479.05/12,401,659.31 = 3,154,531.77/x
  3. Step 3: Cross multiply
    8,273,479.05x = 12,401,659.31 × 3,154,531.77
  4. Step 4: Simplify right side
    8,273,479.05x = 39,121,428,278,338.62
  5. Step 5: Solve for x
    x = 39,121,428,278,338.62/8,273,479.05
  6. Step 6: Final answer
    x = 4,728,534.16

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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.