Home / 7,290,741.21-10,061,528.55-4,193,265.43

Finding the Fourth Proportional to 7,290,741.21, 10,061,528.55 and 4,193,265.43

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Solution

The fourth proportional to 7,290,741.21, 10,061,528.55 and 4,193,265.43 is: 5,786,882.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,741.21 : 10,061,528.55 = 4,193,265.43 : x
  2. Step 2: Convert to fraction form
    7,290,741.21/10,061,528.55 = 4,193,265.43/x
  3. Step 3: Cross multiply
    7,290,741.21x = 10,061,528.55 × 4,193,265.43
  4. Step 4: Simplify right side
    7,290,741.21x = 42,190,659,832,243.95
  5. Step 5: Solve for x
    x = 42,190,659,832,243.95/7,290,741.21
  6. Step 6: Final answer
    x = 5,786,882.10

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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.