Home / 26,619,101.09-36,734,716.38-15,016,628.69

Finding the Fourth Proportional to 26,619,101.09, 36,734,716.38 and 15,016,628.69

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Solution

The fourth proportional to 26,619,101.09, 36,734,716.38 and 15,016,628.69 is: 20,723,148.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,619,101.09 : 36,734,716.38 = 15,016,628.69 : x
  2. Step 2: Convert to fraction form
    26,619,101.09/36,734,716.38 = 15,016,628.69/x
  3. Step 3: Cross multiply
    26,619,101.09x = 36,734,716.38 × 15,016,628.69
  4. Step 4: Simplify right side
    26,619,101.09x = 551,631,595,910,920.94
  5. Step 5: Solve for x
    x = 551,631,595,910,920.94/26,619,101.09
  6. Step 6: Final answer
    x = 20,723,148.92

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Double scale
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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.