Home / 9,039,029.83-12,474,104.76-5,318,120.57

Finding the Fourth Proportional to 9,039,029.83, 12,474,104.76 and 5,318,120.57

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Solution

The fourth proportional to 9,039,029.83, 12,474,104.76 and 5,318,120.57 is: 7,339,149.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039,029.83 : 12,474,104.76 = 5,318,120.57 : x
  2. Step 2: Convert to fraction form
    9,039,029.83/12,474,104.76 = 5,318,120.57/x
  3. Step 3: Cross multiply
    9,039,029.83x = 12,474,104.76 × 5,318,120.57
  4. Step 4: Simplify right side
    9,039,029.83x = 66,338,793,054,120.39
  5. Step 5: Solve for x
    x = 66,338,793,054,120.39/9,039,029.83
  6. Step 6: Final answer
    x = 7,339,149.70

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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.