Home / 7,109,105.28-10,664,408.76-2,317,169.58

Finding the Fourth Proportional to 7,109,105.28, 10,664,408.76 and 2,317,169.58

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Solution

The fourth proportional to 7,109,105.28, 10,664,408.76 and 2,317,169.58 is: 3,475,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,109,105.28 : 10,664,408.76 = 2,317,169.58 : x
  2. Step 2: Convert to fraction form
    7,109,105.28/10,664,408.76 = 2,317,169.58/x
  3. Step 3: Cross multiply
    7,109,105.28x = 10,664,408.76 × 2,317,169.58
  4. Step 4: Simplify right side
    7,109,105.28x = 24,711,243,567,357.52
  5. Step 5: Solve for x
    x = 24,711,243,567,357.52/7,109,105.28
  6. Step 6: Final answer
    x = 3,475,999.10

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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.