Home / 11,517,944.80-15,894,459.60-6,361,195.36

Finding the Fourth Proportional to 11,517,944.80, 15,894,459.60 and 6,361,195.36

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Solution

The fourth proportional to 11,517,944.80, 15,894,459.60 and 6,361,195.36 is: 8,778,281.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,517,944.80 : 15,894,459.60 = 6,361,195.36 : x
  2. Step 2: Convert to fraction form
    11,517,944.80/15,894,459.60 = 6,361,195.36/x
  3. Step 3: Cross multiply
    11,517,944.80x = 15,894,459.60 × 6,361,195.36
  4. Step 4: Simplify right side
    11,517,944.80x = 101,107,762,657,227.45
  5. Step 5: Solve for x
    x = 101,107,762,657,227.45/11,517,944.80
  6. Step 6: Final answer
    x = 8,778,281.58

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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.