Home / 8,571,689.73-12,861,141.63-5,335,935.75

Finding the Fourth Proportional to 8,571,689.73, 12,861,141.63 and 5,335,935.75

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Solution

The fourth proportional to 8,571,689.73, 12,861,141.63 and 5,335,935.75 is: 8,006,149.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,571,689.73 : 12,861,141.63 = 5,335,935.75 : x
  2. Step 2: Convert to fraction form
    8,571,689.73/12,861,141.63 = 5,335,935.75/x
  3. Step 3: Cross multiply
    8,571,689.73x = 12,861,141.63 × 5,335,935.75
  4. Step 4: Simplify right side
    8,571,689.73x = 68,626,225,389,320.52
  5. Step 5: Solve for x
    x = 68,626,225,389,320.52/8,571,689.73
  6. Step 6: Final answer
    x = 8,006,149.03

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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.