Home / 38,080,052.79-52,548,999.23-20,675,999.75

Finding the Fourth Proportional to 38,080,052.79, 52,548,999.23 and 20,675,999.75

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Solution

The fourth proportional to 38,080,052.79, 52,548,999.23 and 20,675,999.75 is: 28,532,079.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,080,052.79 : 52,548,999.23 = 20,675,999.75 : x
  2. Step 2: Convert to fraction form
    38,080,052.79/52,548,999.23 = 20,675,999.75/x
  3. Step 3: Cross multiply
    38,080,052.79x = 52,548,999.23 × 20,675,999.75
  4. Step 4: Simplify right side
    38,080,052.79x = 1,086,503,094,576,105.25
  5. Step 5: Solve for x
    x = 1,086,503,094,576,105.25/38,080,052.79
  6. Step 6: Final answer
    x = 28,532,079.53

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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.