Home / 23,134,399.37-31,925,471.48-12,821,786.77

Finding the Fourth Proportional to 23,134,399.37, 31,925,471.48 and 12,821,786.77

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Solution

The fourth proportional to 23,134,399.37, 31,925,471.48 and 12,821,786.77 is: 17,694,065.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,134,399.37 : 31,925,471.48 = 12,821,786.77 : x
  2. Step 2: Convert to fraction form
    23,134,399.37/31,925,471.48 = 12,821,786.77/x
  3. Step 3: Cross multiply
    23,134,399.37x = 31,925,471.48 × 12,821,786.77
  4. Step 4: Simplify right side
    23,134,399.37x = 409,341,587,624,540.06
  5. Step 5: Solve for x
    x = 409,341,587,624,540.06/23,134,399.37
  6. Step 6: Final answer
    x = 17,694,065.93

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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.