Home / 19,346,647.24-28,988,084.19-11,236,857.58

Finding the Fourth Proportional to 19,346,647.24, 28,988,084.19 and 11,236,857.58

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Solution

The fourth proportional to 19,346,647.24, 28,988,084.19 and 11,236,857.58 is: 16,836,766.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,346,647.24 : 28,988,084.19 = 11,236,857.58 : x
  2. Step 2: Convert to fraction form
    19,346,647.24/28,988,084.19 = 11,236,857.58/x
  3. Step 3: Cross multiply
    19,346,647.24x = 28,988,084.19 × 11,236,857.58
  4. Step 4: Simplify right side
    19,346,647.24x = 325,734,973,560,079.69
  5. Step 5: Solve for x
    x = 325,734,973,560,079.69/19,346,647.24
  6. Step 6: Final answer
    x = 16,836,766.06

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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.