Home / 8,243,542.20-12,366,234.90-2,563,721.40

Finding the Fourth Proportional to 8,243,542.20, 12,366,234.90 and 2,563,721.40

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Solution

The fourth proportional to 8,243,542.20, 12,366,234.90 and 2,563,721.40 is: 3,845,868.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243,542.20 : 12,366,234.90 = 2,563,721.40 : x
  2. Step 2: Convert to fraction form
    8,243,542.20/12,366,234.90 = 2,563,721.40/x
  3. Step 3: Cross multiply
    8,243,542.20x = 12,366,234.90 × 2,563,721.40
  4. Step 4: Simplify right side
    8,243,542.20x = 31,703,581,050,556.86
  5. Step 5: Solve for x
    x = 31,703,581,050,556.86/8,243,542.20
  6. Step 6: Final answer
    x = 3,845,868.72

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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.