Home / 9,039,029.57-12,474,104.42-5,318,120.32

Finding the Fourth Proportional to 9,039,029.57, 12,474,104.42 and 5,318,120.32

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Solution

The fourth proportional to 9,039,029.57, 12,474,104.42 and 5,318,120.32 is: 7,339,149.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039,029.57 : 12,474,104.42 = 5,318,120.32 : x
  2. Step 2: Convert to fraction form
    9,039,029.57/12,474,104.42 = 5,318,120.32/x
  3. Step 3: Cross multiply
    9,039,029.57x = 12,474,104.42 × 5,318,120.32
  4. Step 4: Simplify right side
    9,039,029.57x = 66,338,788,189,803.82
  5. Step 5: Solve for x
    x = 66,338,788,189,803.82/9,039,029.57
  6. Step 6: Final answer
    x = 7,339,149.37

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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.