Home / 22,309,556.04-30,815,249.85-18,403,467.12

Finding the Fourth Proportional to 22,309,556.04, 30,815,249.85 and 18,403,467.12

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Solution

The fourth proportional to 22,309,556.04, 30,815,249.85 and 18,403,467.12 is: 25,419,933.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,309,556.04 : 30,815,249.85 = 18,403,467.12 : x
  2. Step 2: Convert to fraction form
    22,309,556.04/30,815,249.85 = 18,403,467.12/x
  3. Step 3: Cross multiply
    22,309,556.04x = 30,815,249.85 × 18,403,467.12
  4. Step 4: Simplify right side
    22,309,556.04x = 567,107,437,409,060
  5. Step 5: Solve for x
    x = 567,107,437,409,060/22,309,556.04
  6. Step 6: Final answer
    x = 25,419,933.79

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Double scale
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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.