Home / 43,661,005.80-65,491,508.70-30,906,421.80

Finding the Fourth Proportional to 43,661,005.80, 65,491,508.70 and 30,906,421.80

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Solution

The fourth proportional to 43,661,005.80, 65,491,508.70 and 30,906,421.80 is: 46,359,632.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,661,005.80 : 65,491,508.70 = 30,906,421.80 : x
  2. Step 2: Convert to fraction form
    43,661,005.80/65,491,508.70 = 30,906,421.80/x
  3. Step 3: Cross multiply
    43,661,005.80x = 65,491,508.70 × 30,906,421.80
  4. Step 4: Simplify right side
    43,661,005.80x = 2,024,108,192,200,569.75
  5. Step 5: Solve for x
    x = 2,024,108,192,200,569.75/43,661,005.80
  6. Step 6: Final answer
    x = 46,359,632.70

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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.