Home / 7,342,436.88-10,131,968.87-4,245,158.97

Finding the Fourth Proportional to 7,342,436.88, 10,131,968.87 and 4,245,158.97

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Solution

The fourth proportional to 7,342,436.88, 10,131,968.87 and 4,245,158.97 is: 5,857,975.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342,436.88 : 10,131,968.87 = 4,245,158.97 : x
  2. Step 2: Convert to fraction form
    7,342,436.88/10,131,968.87 = 4,245,158.97/x
  3. Step 3: Cross multiply
    7,342,436.88x = 10,131,968.87 × 4,245,158.97
  4. Step 4: Simplify right side
    7,342,436.88x = 43,011,818,511,015.47
  5. Step 5: Solve for x
    x = 43,011,818,511,015.47/7,342,436.88
  6. Step 6: Final answer
    x = 5,857,975.93

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1.5x scale

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.