Home / 4,682,021.80-7,023,032.70-3,619,139.80

Finding the Fourth Proportional to 4,682,021.80, 7,023,032.70 and 3,619,139.80

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Solution

The fourth proportional to 4,682,021.80, 7,023,032.70 and 3,619,139.80 is: 5,428,709.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682,021.80 : 7,023,032.70 = 3,619,139.80 : x
  2. Step 2: Convert to fraction form
    4,682,021.80/7,023,032.70 = 3,619,139.80/x
  3. Step 3: Cross multiply
    4,682,021.80x = 7,023,032.70 × 3,619,139.80
  4. Step 4: Simplify right side
    4,682,021.80x = 25,417,337,161,271.46
  5. Step 5: Solve for x
    x = 25,417,337,161,271.46/4,682,021.80
  6. Step 6: Final answer
    x = 5,428,709.70

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Double scale
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Similar ratio
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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.