Home / 5,458,155.60-8,187,233.40-3,438,679.80

Finding the Fourth Proportional to 5,458,155.60, 8,187,233.40 and 3,438,679.80

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Solution

The fourth proportional to 5,458,155.60, 8,187,233.40 and 3,438,679.80 is: 5,158,019.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458,155.60 : 8,187,233.40 = 3,438,679.80 : x
  2. Step 2: Convert to fraction form
    5,458,155.60/8,187,233.40 = 3,438,679.80/x
  3. Step 3: Cross multiply
    5,458,155.60x = 8,187,233.40 × 3,438,679.80
  4. Step 4: Simplify right side
    5,458,155.60x = 28,153,274,110,465.32
  5. Step 5: Solve for x
    x = 28,153,274,110,465.32/5,458,155.60
  6. Step 6: Final answer
    x = 5,158,019.70

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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.