Home / 8,158,432.86-11,258,659.85-4,487,725.62

Finding the Fourth Proportional to 8,158,432.86, 11,258,659.85 and 4,487,725.62

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Solution

The fourth proportional to 8,158,432.86, 11,258,659.85 and 4,487,725.62 is: 6,193,073.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158,432.86 : 11,258,659.85 = 4,487,725.62 : x
  2. Step 2: Convert to fraction form
    8,158,432.86/11,258,659.85 = 4,487,725.62/x
  3. Step 3: Cross multiply
    8,158,432.86x = 11,258,659.85 × 4,487,725.62
  4. Step 4: Simplify right side
    8,158,432.86x = 50,525,776,233,271.73
  5. Step 5: Solve for x
    x = 50,525,776,233,271.73/8,158,432.86
  6. Step 6: Final answer
    x = 6,193,073.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.