Home / 10,412,715.08-15,629,147.80-5,025,158.03

Finding the Fourth Proportional to 10,412,715.08, 15,629,147.80 and 5,025,158.03

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Solution

The fourth proportional to 10,412,715.08, 15,629,147.80 and 5,025,158.03 is: 7,542,599.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,412,715.08 : 15,629,147.80 = 5,025,158.03 : x
  2. Step 2: Convert to fraction form
    10,412,715.08/15,629,147.80 = 5,025,158.03/x
  3. Step 3: Cross multiply
    10,412,715.08x = 15,629,147.80 × 5,025,158.03
  4. Step 4: Simplify right side
    10,412,715.08x = 78,538,937,491,081.11
  5. Step 5: Solve for x
    x = 78,538,937,491,081.11/10,412,715.08
  6. Step 6: Final answer
    x = 7,542,599.31

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.