Home / 5,105,339.20-7,651,010.40-4,160,555.20

Finding the Fourth Proportional to 5,105,339.20, 7,651,010.40 and 4,160,555.20

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Solution

The fourth proportional to 5,105,339.20, 7,651,010.40 and 4,160,555.20 is: 6,235,129.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,339.20 : 7,651,010.40 = 4,160,555.20 : x
  2. Step 2: Convert to fraction form
    5,105,339.20/7,651,010.40 = 4,160,555.20/x
  3. Step 3: Cross multiply
    5,105,339.20x = 7,651,010.40 × 4,160,555.20
  4. Step 4: Simplify right side
    5,105,339.20x = 31,832,451,104,974.08
  5. Step 5: Solve for x
    x = 31,832,451,104,974.08/5,105,339.20
  6. Step 6: Final answer
    x = 6,235,129.51

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1.5x scale

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.