Home / 30,394,118.24-45,599,700.72-12,211,081.76

Finding the Fourth Proportional to 30,394,118.24, 45,599,700.72 and 12,211,081.76

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Solution

The fourth proportional to 30,394,118.24, 45,599,700.72 and 12,211,081.76 is: 18,320,046.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,394,118.24 : 45,599,700.72 = 12,211,081.76 : x
  2. Step 2: Convert to fraction form
    30,394,118.24/45,599,700.72 = 12,211,081.76/x
  3. Step 3: Cross multiply
    30,394,118.24x = 45,599,700.72 × 12,211,081.76
  4. Step 4: Simplify right side
    30,394,118.24x = 556,821,673,723,450.81
  5. Step 5: Solve for x
    x = 556,821,673,723,450.81/30,394,118.24
  6. Step 6: Final answer
    x = 18,320,046.97

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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.