Home / 27,566,525.89-38,040,361.57-15,174,198.79

Finding the Fourth Proportional to 27,566,525.89, 38,040,361.57 and 15,174,198.79

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Solution

The fourth proportional to 27,566,525.89, 38,040,361.57 and 15,174,198.79 is: 20,939,599.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,566,525.89 : 38,040,361.57 = 15,174,198.79 : x
  2. Step 2: Convert to fraction form
    27,566,525.89/38,040,361.57 = 15,174,198.79/x
  3. Step 3: Cross multiply
    27,566,525.89x = 38,040,361.57 × 15,174,198.79
  4. Step 4: Simplify right side
    27,566,525.89x = 577,232,008,387,853.50
  5. Step 5: Solve for x
    x = 577,232,008,387,853.50/27,566,525.89
  6. Step 6: Final answer
    x = 20,939,599.38

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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.