Home / 8,691,741.78-13,050,410.28-4,861,069.14

Finding the Fourth Proportional to 8,691,741.78, 13,050,410.28 and 4,861,069.14

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Solution

The fourth proportional to 8,691,741.78, 13,050,410.28 and 4,861,069.14 is: 7,298,761.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691,741.78 : 13,050,410.28 = 4,861,069.14 : x
  2. Step 2: Convert to fraction form
    8,691,741.78/13,050,410.28 = 4,861,069.14/x
  3. Step 3: Cross multiply
    8,691,741.78x = 13,050,410.28 × 4,861,069.14
  4. Step 4: Simplify right side
    8,691,741.78x = 63,438,946,676,446.75
  5. Step 5: Solve for x
    x = 63,438,946,676,446.75/8,691,741.78
  6. Step 6: Final answer
    x = 7,298,761.09

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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.