Home / 7,219,624.44-9,963,093.42-3,955,920.60

Finding the Fourth Proportional to 7,219,624.44, 9,963,093.42 and 3,955,920.60

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Solution

The fourth proportional to 7,219,624.44, 9,963,093.42 and 3,955,920.60 is: 5,459,176.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219,624.44 : 9,963,093.42 = 3,955,920.60 : x
  2. Step 2: Convert to fraction form
    7,219,624.44/9,963,093.42 = 3,955,920.60/x
  3. Step 3: Cross multiply
    7,219,624.44x = 9,963,093.42 × 3,955,920.60
  4. Step 4: Simplify right side
    7,219,624.44x = 39,413,206,499,902.45
  5. Step 5: Solve for x
    x = 39,413,206,499,902.45/7,219,624.44
  6. Step 6: Final answer
    x = 5,459,176.83

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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.