Home / 8,085,040.80-12,127,561.20-3,833,512.80

Finding the Fourth Proportional to 8,085,040.80, 12,127,561.20 and 3,833,512.80

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Solution

The fourth proportional to 8,085,040.80, 12,127,561.20 and 3,833,512.80 is: 5,750,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,040.80 : 12,127,561.20 = 3,833,512.80 : x
  2. Step 2: Convert to fraction form
    8,085,040.80/12,127,561.20 = 3,833,512.80/x
  3. Step 3: Cross multiply
    8,085,040.80x = 12,127,561.20 × 3,833,512.80
  4. Step 4: Simplify right side
    8,085,040.80x = 46,491,161,092,983.35
  5. Step 5: Solve for x
    x = 46,491,161,092,983.35/8,085,040.80
  6. Step 6: Final answer
    x = 5,750,269.20

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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.