Home / 22,338,546.90-33,488,629.32-7,763,572.74

Finding the Fourth Proportional to 22,338,546.90, 33,488,629.32 and 7,763,572.74

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Solution

The fourth proportional to 22,338,546.90, 33,488,629.32 and 7,763,572.74 is: 11,638,689.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,338,546.90 : 33,488,629.32 = 7,763,572.74 : x
  2. Step 2: Convert to fraction form
    22,338,546.90/33,488,629.32 = 7,763,572.74/x
  3. Step 3: Cross multiply
    22,338,546.90x = 33,488,629.32 × 7,763,572.74
  4. Step 4: Simplify right side
    22,338,546.90x = 259,991,409,688,716.75
  5. Step 5: Solve for x
    x = 259,991,409,688,716.75/22,338,546.90
  6. Step 6: Final answer
    x = 11,638,689.43

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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.