Home / 5,479,215.40-8,203,076.70-3,353,451.40

Finding the Fourth Proportional to 5,479,215.40, 8,203,076.70 and 3,353,451.40

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Solution

The fourth proportional to 5,479,215.40, 8,203,076.70 and 3,353,451.40 is: 5,020,539.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479,215.40 : 8,203,076.70 = 3,353,451.40 : x
  2. Step 2: Convert to fraction form
    5,479,215.40/8,203,076.70 = 3,353,451.40/x
  3. Step 3: Cross multiply
    5,479,215.40x = 8,203,076.70 × 3,353,451.40
  4. Step 4: Simplify right side
    5,479,215.40x = 27,508,619,043,922.38
  5. Step 5: Solve for x
    x = 27,508,619,043,922.38/5,479,215.40
  6. Step 6: Final answer
    x = 5,020,539.81

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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.