Home / 23,015,640.68-31,761,133.92-12,561,731.96

Finding the Fourth Proportional to 23,015,640.68, 31,761,133.92 and 12,561,731.96

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Solution

The fourth proportional to 23,015,640.68, 31,761,133.92 and 12,561,731.96 is: 17,334,944.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,015,640.68 : 31,761,133.92 = 12,561,731.96 : x
  2. Step 2: Convert to fraction form
    23,015,640.68/31,761,133.92 = 12,561,731.96/x
  3. Step 3: Cross multiply
    23,015,640.68x = 31,761,133.92 × 12,561,731.96
  4. Step 4: Simplify right side
    23,015,640.68x = 398,974,851,048,704.12
  5. Step 5: Solve for x
    x = 398,974,851,048,704.12/23,015,640.68
  6. Step 6: Final answer
    x = 17,334,944.38

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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.