Home / 8,615,025.60-12,922,423.20-2,631,422.40

Finding the Fourth Proportional to 8,615,025.60, 12,922,423.20 and 2,631,422.40

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Solution

The fourth proportional to 8,615,025.60, 12,922,423.20 and 2,631,422.40 is: 3,947,098.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615,025.60 : 12,922,423.20 = 2,631,422.40 : x
  2. Step 2: Convert to fraction form
    8,615,025.60/12,922,423.20 = 2,631,422.40/x
  3. Step 3: Cross multiply
    8,615,025.60x = 12,922,423.20 × 2,631,422.40
  4. Step 4: Simplify right side
    8,615,025.60x = 34,004,353,870,759.68
  5. Step 5: Solve for x
    x = 34,004,353,870,759.68/8,615,025.60
  6. Step 6: Final answer
    x = 3,947,098.41

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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.