Home / 5,386,315.20-8,083,879.20-5,344,324.80

Finding the Fourth Proportional to 5,386,315.20, 8,083,879.20 and 5,344,324.80

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Solution

The fourth proportional to 5,386,315.20, 8,083,879.20 and 5,344,324.80 is: 8,020,859.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386,315.20 : 8,083,879.20 = 5,344,324.80 : x
  2. Step 2: Convert to fraction form
    5,386,315.20/8,083,879.20 = 5,344,324.80/x
  3. Step 3: Cross multiply
    5,386,315.20x = 8,083,879.20 × 5,344,324.80
  4. Step 4: Simplify right side
    5,386,315.20x = 43,202,876,088,764.16
  5. Step 5: Solve for x
    x = 43,202,876,088,764.16/5,386,315.20
  6. Step 6: Final answer
    x = 8,020,859.25

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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.