Home / 20,633,524.20-30,876,803.10-17,967,133.80

Finding the Fourth Proportional to 20,633,524.20, 30,876,803.10 and 17,967,133.80

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Solution

The fourth proportional to 20,633,524.20, 30,876,803.10 and 17,967,133.80 is: 26,886,713.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,633,524.20 : 30,876,803.10 = 17,967,133.80 : x
  2. Step 2: Convert to fraction form
    20,633,524.20/30,876,803.10 = 17,967,133.80/x
  3. Step 3: Cross multiply
    20,633,524.20x = 30,876,803.10 × 17,967,133.80
  4. Step 4: Simplify right side
    20,633,524.20x = 554,767,652,613,954.81
  5. Step 5: Solve for x
    x = 554,767,652,613,954.81/20,633,524.20
  6. Step 6: Final answer
    x = 26,886,713.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.