Home / 7,218,904.85-10,829,025.32-2,361,238.86

Finding the Fourth Proportional to 7,218,904.85, 10,829,025.32 and 2,361,238.86

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Solution

The fourth proportional to 7,218,904.85, 10,829,025.32 and 2,361,238.86 is: 3,542,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218,904.85 : 10,829,025.32 = 2,361,238.86 : x
  2. Step 2: Convert to fraction form
    7,218,904.85/10,829,025.32 = 2,361,238.86/x
  3. Step 3: Cross multiply
    7,218,904.85x = 10,829,025.32 × 2,361,238.86
  4. Step 4: Simplify right side
    7,218,904.85x = 25,569,915,389,701.74
  5. Step 5: Solve for x
    x = 25,569,915,389,701.74/7,218,904.85
  6. Step 6: Final answer
    x = 3,542,076.80

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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.