Home / 6,384,915.61-9,580,736.43-3,691,132.70

Finding the Fourth Proportional to 6,384,915.61, 9,580,736.43 and 3,691,132.70

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Solution

The fourth proportional to 6,384,915.61, 9,580,736.43 and 3,691,132.70 is: 5,538,643.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384,915.61 : 9,580,736.43 = 3,691,132.70 : x
  2. Step 2: Convert to fraction form
    6,384,915.61/9,580,736.43 = 3,691,132.70/x
  3. Step 3: Cross multiply
    6,384,915.61x = 9,580,736.43 × 3,691,132.70
  4. Step 4: Simplify right side
    6,384,915.61x = 35,363,769,478,950.58
  5. Step 5: Solve for x
    x = 35,363,769,478,950.58/6,384,915.61
  6. Step 6: Final answer
    x = 5,538,643.21

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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.