Home / 31,293,993.74-43,188,296.70-17,359,841.40

Finding the Fourth Proportional to 31,293,993.74, 43,188,296.70 and 17,359,841.40

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Solution

The fourth proportional to 31,293,993.74, 43,188,296.70 and 17,359,841.40 is: 23,958,015.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,293,993.74 : 43,188,296.70 = 17,359,841.40 : x
  2. Step 2: Convert to fraction form
    31,293,993.74/43,188,296.70 = 17,359,841.40/x
  3. Step 3: Cross multiply
    31,293,993.74x = 43,188,296.70 × 17,359,841.40
  4. Step 4: Simplify right side
    31,293,993.74x = 749,741,981,048,143.38
  5. Step 5: Solve for x
    x = 749,741,981,048,143.38/31,293,993.74
  6. Step 6: Final answer
    x = 23,958,015.31

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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.