Home / 5,315,366.20-7,966,571.90-2,755,169.69

Finding the Fourth Proportional to 5,315,366.20, 7,966,571.90 and 2,755,169.69

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Solution

The fourth proportional to 5,315,366.20, 7,966,571.90 and 2,755,169.69 is: 4,129,397.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315,366.20 : 7,966,571.90 = 2,755,169.69 : x
  2. Step 2: Convert to fraction form
    5,315,366.20/7,966,571.90 = 2,755,169.69/x
  3. Step 3: Cross multiply
    5,315,366.20x = 7,966,571.90 × 2,755,169.69
  4. Step 4: Simplify right side
    5,315,366.20x = 21,949,257,432,085.71
  5. Step 5: Solve for x
    x = 21,949,257,432,085.71/5,315,366.20
  6. Step 6: Final answer
    x = 4,129,397.04

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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.