Home / 12,440,944.10-18,660,089.55-4,354,074.20

Finding the Fourth Proportional to 12,440,944.10, 18,660,089.55 and 4,354,074.20

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Solution

The fourth proportional to 12,440,944.10, 18,660,089.55 and 4,354,074.20 is: 6,530,647.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,440,944.10 : 18,660,089.55 = 4,354,074.20 : x
  2. Step 2: Convert to fraction form
    12,440,944.10/18,660,089.55 = 4,354,074.20/x
  3. Step 3: Cross multiply
    12,440,944.10x = 18,660,089.55 × 4,354,074.20
  4. Step 4: Simplify right side
    12,440,944.10x = 81,247,414,479,344.61
  5. Step 5: Solve for x
    x = 81,247,414,479,344.61/12,440,944.10
  6. Step 6: Final answer
    x = 6,530,647.02

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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.