Home / 11,107,888.64-15,324,362.88-7,239,000.32

Finding the Fourth Proportional to 11,107,888.64, 15,324,362.88 and 7,239,000.32

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Solution

The fourth proportional to 11,107,888.64, 15,324,362.88 and 7,239,000.32 is: 9,986,872.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,107,888.64 : 15,324,362.88 = 7,239,000.32 : x
  2. Step 2: Convert to fraction form
    11,107,888.64/15,324,362.88 = 7,239,000.32/x
  3. Step 3: Cross multiply
    11,107,888.64x = 15,324,362.88 × 7,239,000.32
  4. Step 4: Simplify right side
    11,107,888.64x = 110,933,067,792,116.12
  5. Step 5: Solve for x
    x = 110,933,067,792,116.12/11,107,888.64
  6. Step 6: Final answer
    x = 9,986,872.52

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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.