Home / 7,777,784.20-11,656,761.90-4,366,064.20

Finding the Fourth Proportional to 7,777,784.20, 11,656,761.90 and 4,366,064.20

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Solution

The fourth proportional to 7,777,784.20, 11,656,761.90 and 4,366,064.20 is: 6,543,530.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777,784.20 : 11,656,761.90 = 4,366,064.20 : x
  2. Step 2: Convert to fraction form
    7,777,784.20/11,656,761.90 = 4,366,064.20/x
  3. Step 3: Cross multiply
    7,777,784.20x = 11,656,761.90 × 4,366,064.20
  4. Step 4: Simplify right side
    7,777,784.20x = 50,894,170,819,513.98
  5. Step 5: Solve for x
    x = 50,894,170,819,513.98/7,777,784.20
  6. Step 6: Final answer
    x = 6,543,530.85

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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.