Home / 27,595,757.58-38,080,429.58-15,205,157.61

Finding the Fourth Proportional to 27,595,757.58, 38,080,429.58 and 15,205,157.61

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Solution

The fourth proportional to 27,595,757.58, 38,080,429.58 and 15,205,157.61 is: 20,982,172.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,595,757.58 : 38,080,429.58 = 15,205,157.61 : x
  2. Step 2: Convert to fraction form
    27,595,757.58/38,080,429.58 = 15,205,157.61/x
  3. Step 3: Cross multiply
    27,595,757.58x = 38,080,429.58 × 15,205,157.61
  4. Step 4: Simplify right side
    27,595,757.58x = 579,018,933,544,380.38
  5. Step 5: Solve for x
    x = 579,018,933,544,380.38/27,595,757.58
  6. Step 6: Final answer
    x = 20,982,172.06

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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.