Home / 69,561,158.82-104,361,932.88-28,040,607.51

Finding the Fourth Proportional to 69,561,158.82, 104,361,932.88 and 28,040,607.51

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Solution

The fourth proportional to 69,561,158.82, 104,361,932.88 and 28,040,607.51 is: 42,069,051.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,561,158.82 : 104,361,932.88 = 28,040,607.51 : x
  2. Step 2: Convert to fraction form
    69,561,158.82/104,361,932.88 = 28,040,607.51/x
  3. Step 3: Cross multiply
    69,561,158.82x = 104,361,932.88 × 28,040,607.51
  4. Step 4: Simplify right side
    69,561,158.82x = 2,926,371,998,873,044
  5. Step 5: Solve for x
    x = 2,926,371,998,873,044/69,561,158.82
  6. Step 6: Final answer
    x = 42,069,051.87

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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.