Home / 5,423,182.43-8,134,829.67-1,379,672.15

Finding the Fourth Proportional to 5,423,182.43, 8,134,829.67 and 1,379,672.15

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Solution

The fourth proportional to 5,423,182.43, 8,134,829.67 and 1,379,672.15 is: 2,069,522.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423,182.43 : 8,134,829.67 = 1,379,672.15 : x
  2. Step 2: Convert to fraction form
    5,423,182.43/8,134,829.67 = 1,379,672.15/x
  3. Step 3: Cross multiply
    5,423,182.43x = 8,134,829.67 × 1,379,672.15
  4. Step 4: Simplify right side
    5,423,182.43x = 11,223,397,940,692.69
  5. Step 5: Solve for x
    x = 11,223,397,940,692.69/5,423,182.43
  6. Step 6: Final answer
    x = 2,069,522.48

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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.