Home / 5,745,819.20-7,929,254.50-3,167,443.40

Finding the Fourth Proportional to 5,745,819.20, 7,929,254.50 and 3,167,443.40

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Solution

The fourth proportional to 5,745,819.20, 7,929,254.50 and 3,167,443.40 is: 4,371,085.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745,819.20 : 7,929,254.50 = 3,167,443.40 : x
  2. Step 2: Convert to fraction form
    5,745,819.20/7,929,254.50 = 3,167,443.40/x
  3. Step 3: Cross multiply
    5,745,819.20x = 7,929,254.50 × 3,167,443.40
  4. Step 4: Simplify right side
    5,745,819.20x = 25,115,464,785,380.42
  5. Step 5: Solve for x
    x = 25,115,464,785,380.42/5,745,819.20
  6. Step 6: Final answer
    x = 4,371,085.12

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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.