Home / 27,203,761.30-40,711,163.55-18,700,705.30

Finding the Fourth Proportional to 27,203,761.30, 40,711,163.55 and 18,700,705.30

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Solution

The fourth proportional to 27,203,761.30, 40,711,163.55 and 18,700,705.30 is: 27,986,110.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,203,761.30 : 40,711,163.55 = 18,700,705.30 : x
  2. Step 2: Convert to fraction form
    27,203,761.30/40,711,163.55 = 18,700,705.30/x
  3. Step 3: Cross multiply
    27,203,761.30x = 40,711,163.55 × 18,700,705.30
  4. Step 4: Simplify right side
    27,203,761.30x = 761,327,471,968,651.75
  5. Step 5: Solve for x
    x = 761,327,471,968,651.75/27,203,761.30
  6. Step 6: Final answer
    x = 27,986,110.58

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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.