Home / 5,517,956.28-7,615,442.56-3,342,435.60

Finding the Fourth Proportional to 5,517,956.28, 7,615,442.56 and 3,342,435.60

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Solution

The fourth proportional to 5,517,956.28, 7,615,442.56 and 3,342,435.60 is: 4,612,962.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517,956.28 : 7,615,442.56 = 3,342,435.60 : x
  2. Step 2: Convert to fraction form
    5,517,956.28/7,615,442.56 = 3,342,435.60/x
  3. Step 3: Cross multiply
    5,517,956.28x = 7,615,442.56 × 3,342,435.60
  4. Step 4: Simplify right side
    5,517,956.28x = 25,454,126,322,299.14
  5. Step 5: Solve for x
    x = 25,454,126,322,299.14/5,517,956.28
  6. Step 6: Final answer
    x = 4,612,962.67

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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.