Home / 38,194,045.44-52,708,453.92-20,790,890.88

Finding the Fourth Proportional to 38,194,045.44, 52,708,453.92 and 20,790,890.88

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Solution

The fourth proportional to 38,194,045.44, 52,708,453.92 and 20,790,890.88 is: 28,691,794.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,194,045.44 : 52,708,453.92 = 20,790,890.88 : x
  2. Step 2: Convert to fraction form
    38,194,045.44/52,708,453.92 = 20,790,890.88/x
  3. Step 3: Cross multiply
    38,194,045.44x = 52,708,453.92 × 20,790,890.88
  4. Step 4: Simplify right side
    38,194,045.44x = 1,095,855,713,904,228.25
  5. Step 5: Solve for x
    x = 1,095,855,713,904,228.25/38,194,045.44
  6. Step 6: Final answer
    x = 28,691,794.79

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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.