Home / 15,197,940.46-20,972,527.96-8,322,304.06

Finding the Fourth Proportional to 15,197,940.46, 20,972,527.96 and 8,322,304.06

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Solution

The fourth proportional to 15,197,940.46, 20,972,527.96 and 8,322,304.06 is: 11,484,434.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,197,940.46 : 20,972,527.96 = 8,322,304.06 : x
  2. Step 2: Convert to fraction form
    15,197,940.46/20,972,527.96 = 8,322,304.06/x
  3. Step 3: Cross multiply
    15,197,940.46x = 20,972,527.96 × 8,322,304.06
  4. Step 4: Simplify right side
    15,197,940.46x = 174,539,754,589,971.53
  5. Step 5: Solve for x
    x = 174,539,754,589,971.53/15,197,940.46
  6. Step 6: Final answer
    x = 11,484,434.69

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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.