Home / 16,726,079.78-23,090,100.09-11,217,439.56

Finding the Fourth Proportional to 16,726,079.78, 23,090,100.09 and 11,217,439.56

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Solution

The fourth proportional to 16,726,079.78, 23,090,100.09 and 11,217,439.56 is: 15,485,505.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,726,079.78 : 23,090,100.09 = 11,217,439.56 : x
  2. Step 2: Convert to fraction form
    16,726,079.78/23,090,100.09 = 11,217,439.56/x
  3. Step 3: Cross multiply
    16,726,079.78x = 23,090,100.09 × 11,217,439.56
  4. Step 4: Simplify right side
    16,726,079.78x = 259,011,802,193,925.56
  5. Step 5: Solve for x
    x = 259,011,802,193,925.56/16,726,079.78
  6. Step 6: Final answer
    x = 15,485,505.61

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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.