Home / 5,432,859.60-8,149,289.40-3,280,523.55

Finding the Fourth Proportional to 5,432,859.60, 8,149,289.40 and 3,280,523.55

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Solution

The fourth proportional to 5,432,859.60, 8,149,289.40 and 3,280,523.55 is: 4,920,785.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,859.60 : 8,149,289.40 = 3,280,523.55 : x
  2. Step 2: Convert to fraction form
    5,432,859.60/8,149,289.40 = 3,280,523.55/x
  3. Step 3: Cross multiply
    5,432,859.60x = 8,149,289.40 × 3,280,523.55
  4. Step 4: Simplify right side
    5,432,859.60x = 26,733,935,792,465.37
  5. Step 5: Solve for x
    x = 26,733,935,792,465.37/5,432,859.60
  6. Step 6: Final answer
    x = 4,920,785.33

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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.