Home / 7,490,260.80-11,216,383.20-4,120,660.80

Finding the Fourth Proportional to 7,490,260.80, 11,216,383.20 and 4,120,660.80

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Solution

The fourth proportional to 7,490,260.80, 11,216,383.20 and 4,120,660.80 is: 6,170,534.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490,260.80 : 11,216,383.20 = 4,120,660.80 : x
  2. Step 2: Convert to fraction form
    7,490,260.80/11,216,383.20 = 4,120,660.80/x
  3. Step 3: Cross multiply
    7,490,260.80x = 11,216,383.20 × 4,120,660.80
  4. Step 4: Simplify right side
    7,490,260.80x = 46,218,910,570,018.55
  5. Step 5: Solve for x
    x = 46,218,910,570,018.55/7,490,260.80
  6. Step 6: Final answer
    x = 6,170,534.22

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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.