Home / 11,441,449.50-15,785,355.75-6,479,214.54

Finding the Fourth Proportional to 11,441,449.50, 15,785,355.75 and 6,479,214.54

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Solution

The fourth proportional to 11,441,449.50, 15,785,355.75 and 6,479,214.54 is: 8,939,138.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,441,449.50 : 15,785,355.75 = 6,479,214.54 : x
  2. Step 2: Convert to fraction form
    11,441,449.50/15,785,355.75 = 6,479,214.54/x
  3. Step 3: Cross multiply
    11,441,449.50x = 15,785,355.75 × 6,479,214.54
  4. Step 4: Simplify right side
    11,441,449.50x = 102,276,706,494,472.61
  5. Step 5: Solve for x
    x = 102,276,706,494,472.61/11,441,449.50
  6. Step 6: Final answer
    x = 8,939,138.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.