Home / 6,520,498.40-9,780,747.60-4,095,552.80

Finding the Fourth Proportional to 6,520,498.40, 9,780,747.60 and 4,095,552.80

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Solution

The fourth proportional to 6,520,498.40, 9,780,747.60 and 4,095,552.80 is: 6,143,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,498.40 : 9,780,747.60 = 4,095,552.80 : x
  2. Step 2: Convert to fraction form
    6,520,498.40/9,780,747.60 = 4,095,552.80/x
  3. Step 3: Cross multiply
    6,520,498.40x = 9,780,747.60 × 4,095,552.80
  4. Step 4: Simplify right side
    6,520,498.40x = 40,057,568,219,273.27
  5. Step 5: Solve for x
    x = 40,057,568,219,273.27/6,520,498.40
  6. Step 6: Final answer
    x = 6,143,329.20

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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.