Home / 18,443,276.55-27,682,629.53-9,355,635.45

Finding the Fourth Proportional to 18,443,276.55, 27,682,629.53 and 9,355,635.45

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Solution

The fourth proportional to 18,443,276.55, 27,682,629.53 and 9,355,635.45 is: 14,042,439.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,443,276.55 : 27,682,629.53 = 9,355,635.45 : x
  2. Step 2: Convert to fraction form
    18,443,276.55/27,682,629.53 = 9,355,635.45/x
  3. Step 3: Cross multiply
    18,443,276.55x = 27,682,629.53 × 9,355,635.45
  4. Step 4: Simplify right side
    18,443,276.55x = 258,988,590,133,306.62
  5. Step 5: Solve for x
    x = 258,988,590,133,306.62/18,443,276.55
  6. Step 6: Final answer
    x = 14,042,439.23

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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.