Home / 6,464,676.40-8,919,276.52-3,747,880.24

Finding the Fourth Proportional to 6,464,676.40, 8,919,276.52 and 3,747,880.24

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Solution

The fourth proportional to 6,464,676.40, 8,919,276.52 and 3,747,880.24 is: 5,170,928.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464,676.40 : 8,919,276.52 = 3,747,880.24 : x
  2. Step 2: Convert to fraction form
    6,464,676.40/8,919,276.52 = 3,747,880.24/x
  3. Step 3: Cross multiply
    6,464,676.40x = 8,919,276.52 × 3,747,880.24
  4. Step 4: Simplify right side
    6,464,676.40x = 33,428,380,224,403.96
  5. Step 5: Solve for x
    x = 33,428,380,224,403.96/6,464,676.40
  6. Step 6: Final answer
    x = 5,170,928.62

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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.