Home / 36,699,596.70-55,047,645.45-12,436,143.90

Finding the Fourth Proportional to 36,699,596.70, 55,047,645.45 and 12,436,143.90

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Solution

The fourth proportional to 36,699,596.70, 55,047,645.45 and 12,436,143.90 is: 18,653,622.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699,596.70 : 55,047,645.45 = 12,436,143.90 : x
  2. Step 2: Convert to fraction form
    36,699,596.70/55,047,645.45 = 12,436,143.90/x
  3. Step 3: Cross multiply
    36,699,596.70x = 55,047,645.45 × 12,436,143.90
  4. Step 4: Simplify right side
    36,699,596.70x = 684,580,440,172,380.38
  5. Step 5: Solve for x
    x = 684,580,440,172,380.38/36,699,596.70
  6. Step 6: Final answer
    x = 18,653,622.97

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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.