Home / 12,193,404.57-18,290,107.08-4,105,703.16

Finding the Fourth Proportional to 12,193,404.57, 18,290,107.08 and 4,105,703.16

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Solution

The fourth proportional to 12,193,404.57, 18,290,107.08 and 4,105,703.16 is: 6,158,554.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,193,404.57 : 18,290,107.08 = 4,105,703.16 : x
  2. Step 2: Convert to fraction form
    12,193,404.57/18,290,107.08 = 4,105,703.16/x
  3. Step 3: Cross multiply
    12,193,404.57x = 18,290,107.08 × 4,105,703.16
  4. Step 4: Simplify right side
    12,193,404.57x = 75,093,750,435,094.38
  5. Step 5: Solve for x
    x = 75,093,750,435,094.38/12,193,404.57
  6. Step 6: Final answer
    x = 6,158,554.82

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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.