Home / 38,277,550.51-52,823,103.24-21,757,776.28

Finding the Fourth Proportional to 38,277,550.51, 52,823,103.24 and 21,757,776.28

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Solution

The fourth proportional to 38,277,550.51, 52,823,103.24 and 21,757,776.28 is: 30,025,778.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,277,550.51 : 52,823,103.24 = 21,757,776.28 : x
  2. Step 2: Convert to fraction form
    38,277,550.51/52,823,103.24 = 21,757,776.28/x
  3. Step 3: Cross multiply
    38,277,550.51x = 52,823,103.24 × 21,757,776.28
  4. Step 4: Simplify right side
    38,277,550.51x = 1,149,313,262,660,797
  5. Step 5: Solve for x
    x = 1,149,313,262,660,797/38,277,550.51
  6. Step 6: Final answer
    x = 30,025,778.75

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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.