Home / 5,385,030.40-8,067,715.20-3,281,324.80

Finding the Fourth Proportional to 5,385,030.40, 8,067,715.20 and 3,281,324.80

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Solution

The fourth proportional to 5,385,030.40, 8,067,715.20 and 3,281,324.80 is: 4,915,997.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385,030.40 : 8,067,715.20 = 3,281,324.80 : x
  2. Step 2: Convert to fraction form
    5,385,030.40/8,067,715.20 = 3,281,324.80/x
  3. Step 3: Cross multiply
    5,385,030.40x = 8,067,715.20 × 3,281,324.80
  4. Step 4: Simplify right side
    5,385,030.40x = 26,472,793,965,096.96
  5. Step 5: Solve for x
    x = 26,472,793,965,096.96/5,385,030.40
  6. Step 6: Final answer
    x = 4,915,997.13

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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.