Home / 10,245,847.74-15,371,427.60-5,449,591.50

Finding the Fourth Proportional to 10,245,847.74, 15,371,427.60 and 5,449,591.50

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Solution

The fourth proportional to 10,245,847.74, 15,371,427.60 and 5,449,591.50 is: 8,175,799.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,245,847.74 : 15,371,427.60 = 5,449,591.50 : x
  2. Step 2: Convert to fraction form
    10,245,847.74/15,371,427.60 = 5,449,591.50/x
  3. Step 3: Cross multiply
    10,245,847.74x = 15,371,427.60 × 5,449,591.50
  4. Step 4: Simplify right side
    10,245,847.74x = 83,768,001,191,825.39
  5. Step 5: Solve for x
    x = 83,768,001,191,825.39/10,245,847.74
  6. Step 6: Final answer
    x = 8,175,799.93

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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.