Home / 8,248,531.17-12,373,639.43-2,857,171.57

Finding the Fourth Proportional to 8,248,531.17, 12,373,639.43 and 2,857,171.57

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Solution

The fourth proportional to 8,248,531.17, 12,373,639.43 and 2,857,171.57 is: 4,286,049.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248,531.17 : 12,373,639.43 = 2,857,171.57 : x
  2. Step 2: Convert to fraction form
    8,248,531.17/12,373,639.43 = 2,857,171.57/x
  3. Step 3: Cross multiply
    8,248,531.17x = 12,373,639.43 × 2,857,171.57
  4. Step 4: Simplify right side
    8,248,531.17x = 35,353,610,837,280.36
  5. Step 5: Solve for x
    x = 35,353,610,837,280.36/8,248,531.17
  6. Step 6: Final answer
    x = 4,286,049.25

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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.