Home / 7,691,391.48-10,612,941.18-4,427,575.58

Finding the Fourth Proportional to 7,691,391.48, 10,612,941.18 and 4,427,575.58

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Solution

The fourth proportional to 7,691,391.48, 10,612,941.18 and 4,427,575.58 is: 6,109,375.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,691,391.48 : 10,612,941.18 = 4,427,575.58 : x
  2. Step 2: Convert to fraction form
    7,691,391.48/10,612,941.18 = 4,427,575.58/x
  3. Step 3: Cross multiply
    7,691,391.48x = 10,612,941.18 × 4,427,575.58
  4. Step 4: Simplify right side
    7,691,391.48x = 46,989,599,200,544.38
  5. Step 5: Solve for x
    x = 46,989,599,200,544.38/7,691,391.48
  6. Step 6: Final answer
    x = 6,109,375.57

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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.