Home / 55,149,050.10-82,723,575.15-40,800,143.10

Finding the Fourth Proportional to 55,149,050.10, 82,723,575.15 and 40,800,143.10

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Solution

The fourth proportional to 55,149,050.10, 82,723,575.15 and 40,800,143.10 is: 61,200,214.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,149,050.10 : 82,723,575.15 = 40,800,143.10 : x
  2. Step 2: Convert to fraction form
    55,149,050.10/82,723,575.15 = 40,800,143.10/x
  3. Step 3: Cross multiply
    55,149,050.10x = 82,723,575.15 × 40,800,143.10
  4. Step 4: Simplify right side
    55,149,050.10x = 3,375,133,703,863,604.50
  5. Step 5: Solve for x
    x = 3,375,133,703,863,604.50/55,149,050.10
  6. Step 6: Final answer
    x = 61,200,214.65

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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.