Home / 11,880,105.56-16,394,552.39-6,447,597.56

Finding the Fourth Proportional to 11,880,105.56, 16,394,552.39 and 6,447,597.56

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Solution

The fourth proportional to 11,880,105.56, 16,394,552.39 and 6,447,597.56 is: 8,897,688.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,880,105.56 : 16,394,552.39 = 6,447,597.56 : x
  2. Step 2: Convert to fraction form
    11,880,105.56/16,394,552.39 = 6,447,597.56/x
  3. Step 3: Cross multiply
    11,880,105.56x = 16,394,552.39 × 6,447,597.56
  4. Step 4: Simplify right side
    11,880,105.56x = 105,705,475,921,202.39
  5. Step 5: Solve for x
    x = 105,705,475,921,202.39/11,880,105.56
  6. Step 6: Final answer
    x = 8,897,688.28

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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.