Home / 37,993,538.18-52,431,128.09-20,589,883.40

Finding the Fourth Proportional to 37,993,538.18, 52,431,128.09 and 20,589,883.40

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Solution

The fourth proportional to 37,993,538.18, 52,431,128.09 and 20,589,883.40 is: 28,414,063.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,993,538.18 : 52,431,128.09 = 20,589,883.40 : x
  2. Step 2: Convert to fraction form
    37,993,538.18/52,431,128.09 = 20,589,883.40/x
  3. Step 3: Cross multiply
    37,993,538.18x = 52,431,128.09 × 20,589,883.40
  4. Step 4: Simplify right side
    37,993,538.18x = 1,079,550,814,111,604.62
  5. Step 5: Solve for x
    x = 1,079,550,814,111,604.62/37,993,538.18
  6. Step 6: Final answer
    x = 28,414,063.70

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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.