Home / 40,723,224.72-61,003,050.24-18,832,920.80

Finding the Fourth Proportional to 40,723,224.72, 61,003,050.24 and 18,832,920.80

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Solution

The fourth proportional to 40,723,224.72, 61,003,050.24 and 18,832,920.80 is: 28,211,557.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,723,224.72 : 61,003,050.24 = 18,832,920.80 : x
  2. Step 2: Convert to fraction form
    40,723,224.72/61,003,050.24 = 18,832,920.80/x
  3. Step 3: Cross multiply
    40,723,224.72x = 61,003,050.24 × 18,832,920.80
  4. Step 4: Simplify right side
    40,723,224.72x = 1,148,865,613,728,341
  5. Step 5: Solve for x
    x = 1,148,865,613,728,341/40,723,224.72
  6. Step 6: Final answer
    x = 28,211,557.94

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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.