Home / 8,355,605.28-11,530,764.48-5,260,176.48

Finding the Fourth Proportional to 8,355,605.28, 11,530,764.48 and 5,260,176.48

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Solution

The fourth proportional to 8,355,605.28, 11,530,764.48 and 5,260,176.48 is: 7,259,061.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,355,605.28 : 11,530,764.48 = 5,260,176.48 : x
  2. Step 2: Convert to fraction form
    8,355,605.28/11,530,764.48 = 5,260,176.48/x
  3. Step 3: Cross multiply
    8,355,605.28x = 11,530,764.48 × 5,260,176.48
  4. Step 4: Simplify right side
    8,355,605.28x = 60,653,856,114,115.44
  5. Step 5: Solve for x
    x = 60,653,856,114,115.44/8,355,605.28
  6. Step 6: Final answer
    x = 7,259,061.92

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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.