Home / 7,372,147.52-10,173,610.80-4,109,169.14

Finding the Fourth Proportional to 7,372,147.52, 10,173,610.80 and 4,109,169.14

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Solution

The fourth proportional to 7,372,147.52, 10,173,610.80 and 4,109,169.14 is: 5,670,679.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372,147.52 : 10,173,610.80 = 4,109,169.14 : x
  2. Step 2: Convert to fraction form
    7,372,147.52/10,173,610.80 = 4,109,169.14/x
  3. Step 3: Cross multiply
    7,372,147.52x = 10,173,610.80 × 4,109,169.14
  4. Step 4: Simplify right side
    7,372,147.52x = 41,805,087,541,730.72
  5. Step 5: Solve for x
    x = 41,805,087,541,730.72/7,372,147.52
  6. Step 6: Final answer
    x = 5,670,679.73

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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.