Home / 23,112,859.22-31,895,135.25-13,189,564.05

Finding the Fourth Proportional to 23,112,859.22, 31,895,135.25 and 13,189,564.05

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Solution

The fourth proportional to 23,112,859.22, 31,895,135.25 and 13,189,564.05 is: 18,201,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,112,859.22 : 31,895,135.25 = 13,189,564.05 : x
  2. Step 2: Convert to fraction form
    23,112,859.22/31,895,135.25 = 13,189,564.05/x
  3. Step 3: Cross multiply
    23,112,859.22x = 31,895,135.25 × 13,189,564.05
  4. Step 4: Simplify right side
    23,112,859.22x = 420,682,929,183,549.88
  5. Step 5: Solve for x
    x = 420,682,929,183,549.88/23,112,859.22
  6. Step 6: Final answer
    x = 18,201,250.01

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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.