Home / 18,450,354.57-27,675,630.41-12,100,815.60

Finding the Fourth Proportional to 18,450,354.57, 27,675,630.41 and 12,100,815.60

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Solution

The fourth proportional to 18,450,354.57, 27,675,630.41 and 12,100,815.60 is: 18,151,288.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,450,354.57 : 27,675,630.41 = 12,100,815.60 : x
  2. Step 2: Convert to fraction form
    18,450,354.57/27,675,630.41 = 12,100,815.60/x
  3. Step 3: Cross multiply
    18,450,354.57x = 27,675,630.41 × 12,100,815.60
  4. Step 4: Simplify right side
    18,450,354.57x = 334,897,700,144,658.31
  5. Step 5: Solve for x
    x = 334,897,700,144,658.31/18,450,354.57
  6. Step 6: Final answer
    x = 18,151,288.03

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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.