Home / 31,520,936.38-43,500,841.58-17,392,053.81

Finding the Fourth Proportional to 31,520,936.38, 43,500,841.58 and 17,392,053.81

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Solution

The fourth proportional to 31,520,936.38, 43,500,841.58 and 17,392,053.81 is: 24,002,109.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,520,936.38 : 43,500,841.58 = 17,392,053.81 : x
  2. Step 2: Convert to fraction form
    31,520,936.38/43,500,841.58 = 17,392,053.81/x
  3. Step 3: Cross multiply
    31,520,936.38x = 43,500,841.58 × 17,392,053.81
  4. Step 4: Simplify right side
    31,520,936.38x = 756,568,977,648,423.38
  5. Step 5: Solve for x
    x = 756,568,977,648,423.38/31,520,936.38
  6. Step 6: Final answer
    x = 24,002,109.85

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1.5x scale

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.