Home / 5,445,915.20-8,156,431.20-3,206,427.20

Finding the Fourth Proportional to 5,445,915.20, 8,156,431.20 and 3,206,427.20

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Solution

The fourth proportional to 5,445,915.20, 8,156,431.20 and 3,206,427.20 is: 4,802,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445,915.20 : 8,156,431.20 = 3,206,427.20 : x
  2. Step 2: Convert to fraction form
    5,445,915.20/8,156,431.20 = 3,206,427.20/x
  3. Step 3: Cross multiply
    5,445,915.20x = 8,156,431.20 × 3,206,427.20
  4. Step 4: Simplify right side
    5,445,915.20x = 26,153,002,854,608.64
  5. Step 5: Solve for x
    x = 26,153,002,854,608.64/5,445,915.20
  6. Step 6: Final answer
    x = 4,802,315.48

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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.