Home / 7,445,144.07-10,274,548.30-4,137,577.68

Finding the Fourth Proportional to 7,445,144.07, 10,274,548.30 and 4,137,577.68

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Solution

The fourth proportional to 7,445,144.07, 10,274,548.30 and 4,137,577.68 is: 5,709,995.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445,144.07 : 10,274,548.30 = 4,137,577.68 : x
  2. Step 2: Convert to fraction form
    7,445,144.07/10,274,548.30 = 4,137,577.68/x
  3. Step 3: Cross multiply
    7,445,144.07x = 10,274,548.30 × 4,137,577.68
  4. Step 4: Simplify right side
    7,445,144.07x = 42,511,741,718,161.95
  5. Step 5: Solve for x
    x = 42,511,741,718,161.95/7,445,144.07
  6. Step 6: Final answer
    x = 5,709,995.85

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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.