Home / 7,167,741.60-10,745,928.96-3,755,373.72

Finding the Fourth Proportional to 7,167,741.60, 10,745,928.96 and 3,755,373.72

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Solution

The fourth proportional to 7,167,741.60, 10,745,928.96 and 3,755,373.72 is: 5,630,082.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167,741.60 : 10,745,928.96 = 3,755,373.72 : x
  2. Step 2: Convert to fraction form
    7,167,741.60/10,745,928.96 = 3,755,373.72/x
  3. Step 3: Cross multiply
    7,167,741.60x = 10,745,928.96 × 3,755,373.72
  4. Step 4: Simplify right side
    7,167,741.60x = 40,354,979,213,370.94
  5. Step 5: Solve for x
    x = 40,354,979,213,370.94/7,167,741.60
  6. Step 6: Final answer
    x = 5,630,082.87

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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.