Home / 18,444,707.20-27,667,060.80-18,192,764.80

Finding the Fourth Proportional to 18,444,707.20, 27,667,060.80 and 18,192,764.80

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Solution

The fourth proportional to 18,444,707.20, 27,667,060.80 and 18,192,764.80 is: 27,289,147.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444,707.20 : 27,667,060.80 = 18,192,764.80 : x
  2. Step 2: Convert to fraction form
    18,444,707.20/27,667,060.80 = 18,192,764.80/x
  3. Step 3: Cross multiply
    18,444,707.20x = 27,667,060.80 × 18,192,764.80
  4. Step 4: Simplify right side
    18,444,707.20x = 503,340,329,841,699.88
  5. Step 5: Solve for x
    x = 503,340,329,841,699.88/18,444,707.20
  6. Step 6: Final answer
    x = 27,289,147.20

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1.5x scale

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.