Home / 8,188,409.59-11,297,973.75-5,397,223.57

Finding the Fourth Proportional to 8,188,409.59, 11,297,973.75 and 5,397,223.57

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Solution

The fourth proportional to 8,188,409.59, 11,297,973.75 and 5,397,223.57 is: 7,446,829.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188,409.59 : 11,297,973.75 = 5,397,223.57 : x
  2. Step 2: Convert to fraction form
    8,188,409.59/11,297,973.75 = 5,397,223.57/x
  3. Step 3: Cross multiply
    8,188,409.59x = 11,297,973.75 × 5,397,223.57
  4. Step 4: Simplify right side
    8,188,409.59x = 60,977,690,216,741.29
  5. Step 5: Solve for x
    x = 60,977,690,216,741.29/8,188,409.59
  6. Step 6: Final answer
    x = 7,446,829.52

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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.