Home / 7,884,039.90-11,826,059.85-2,565,255.90

Finding the Fourth Proportional to 7,884,039.90, 11,826,059.85 and 2,565,255.90

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Solution

The fourth proportional to 7,884,039.90, 11,826,059.85 and 2,565,255.90 is: 3,847,883.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,039.90 : 11,826,059.85 = 2,565,255.90 : x
  2. Step 2: Convert to fraction form
    7,884,039.90/11,826,059.85 = 2,565,255.90/x
  3. Step 3: Cross multiply
    7,884,039.90x = 11,826,059.85 × 2,565,255.90
  4. Step 4: Simplify right side
    7,884,039.90x = 30,336,869,803,965.61
  5. Step 5: Solve for x
    x = 30,336,869,803,965.61/7,884,039.90
  6. Step 6: Final answer
    x = 3,847,883.85

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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.