Home / 31,421,771.10-43,358,234.43-17,479,830.54

Finding the Fourth Proportional to 31,421,771.10, 43,358,234.43 and 17,479,830.54

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Solution

The fourth proportional to 31,421,771.10, 43,358,234.43 and 17,479,830.54 is: 24,120,046.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,421,771.10 : 43,358,234.43 = 17,479,830.54 : x
  2. Step 2: Convert to fraction form
    31,421,771.10/43,358,234.43 = 17,479,830.54/x
  3. Step 3: Cross multiply
    31,421,771.10x = 43,358,234.43 × 17,479,830.54
  4. Step 4: Simplify right side
    31,421,771.10x = 757,894,590,349,993.50
  5. Step 5: Solve for x
    x = 757,894,590,349,993.50/31,421,771.10
  6. Step 6: Final answer
    x = 24,120,046.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.