Home / 5,432,994.20-8,149,491.30-3,637,904.60

Finding the Fourth Proportional to 5,432,994.20, 8,149,491.30 and 3,637,904.60

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Solution

The fourth proportional to 5,432,994.20, 8,149,491.30 and 3,637,904.60 is: 5,456,856.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,994.20 : 8,149,491.30 = 3,637,904.60 : x
  2. Step 2: Convert to fraction form
    5,432,994.20/8,149,491.30 = 3,637,904.60/x
  3. Step 3: Cross multiply
    5,432,994.20x = 8,149,491.30 × 3,637,904.60
  4. Step 4: Simplify right side
    5,432,994.20x = 29,647,071,887,929.98
  5. Step 5: Solve for x
    x = 29,647,071,887,929.98/5,432,994.20
  6. Step 6: Final answer
    x = 5,456,856.90

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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.