Home / 9,072,375.79-13,603,838.94-4,278,777.97

Finding the Fourth Proportional to 9,072,375.79, 13,603,838.94 and 4,278,777.97

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Solution

The fourth proportional to 9,072,375.79, 13,603,838.94 and 4,278,777.97 is: 6,415,938.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,375.79 : 13,603,838.94 = 4,278,777.97 : x
  2. Step 2: Convert to fraction form
    9,072,375.79/13,603,838.94 = 4,278,777.97/x
  3. Step 3: Cross multiply
    9,072,375.79x = 13,603,838.94 × 4,278,777.97
  4. Step 4: Simplify right side
    9,072,375.79x = 58,207,806,363,900.15
  5. Step 5: Solve for x
    x = 58,207,806,363,900.15/9,072,375.79
  6. Step 6: Final answer
    x = 6,415,938.64

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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.