Home / 8,330,452.38-12,499,884.09-3,778,599.87

Finding the Fourth Proportional to 8,330,452.38, 12,499,884.09 and 3,778,599.87

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Solution

The fourth proportional to 8,330,452.38, 12,499,884.09 and 3,778,599.87 is: 5,669,807.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330,452.38 : 12,499,884.09 = 3,778,599.87 : x
  2. Step 2: Convert to fraction form
    8,330,452.38/12,499,884.09 = 3,778,599.87/x
  3. Step 3: Cross multiply
    8,330,452.38x = 12,499,884.09 × 3,778,599.87
  4. Step 4: Simplify right side
    8,330,452.38x = 47,232,060,397,489.07
  5. Step 5: Solve for x
    x = 47,232,060,397,489.07/8,330,452.38
  6. Step 6: Final answer
    x = 5,669,807.38

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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.