Home / 8,441,709.78-12,662,569.50-5,928,584.34

Finding the Fourth Proportional to 8,441,709.78, 12,662,569.50 and 5,928,584.34

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Solution

The fourth proportional to 8,441,709.78, 12,662,569.50 and 5,928,584.34 is: 8,892,879.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,441,709.78 : 12,662,569.50 = 5,928,584.34 : x
  2. Step 2: Convert to fraction form
    8,441,709.78/12,662,569.50 = 5,928,584.34/x
  3. Step 3: Cross multiply
    8,441,709.78x = 12,662,569.50 × 5,928,584.34
  4. Step 4: Simplify right side
    8,441,709.78x = 75,071,111,241,861.62
  5. Step 5: Solve for x
    x = 75,071,111,241,861.62/8,441,709.78
  6. Step 6: Final answer
    x = 8,892,879.90

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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.