Home / 8,171,134.20-12,255,389.10-2,490,037.20

Finding the Fourth Proportional to 8,171,134.20, 12,255,389.10 and 2,490,037.20

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Solution

The fourth proportional to 8,171,134.20, 12,255,389.10 and 2,490,037.20 is: 3,734,655.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171,134.20 : 12,255,389.10 = 2,490,037.20 : x
  2. Step 2: Convert to fraction form
    8,171,134.20/12,255,389.10 = 2,490,037.20/x
  3. Step 3: Cross multiply
    8,171,134.20x = 12,255,389.10 × 2,490,037.20
  4. Step 4: Simplify right side
    8,171,134.20x = 30,516,374,759,474.52
  5. Step 5: Solve for x
    x = 30,516,374,759,474.52/8,171,134.20
  6. Step 6: Final answer
    x = 3,734,655.93

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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.