Home / 31,675,500.77-43,712,191.07-17,188,812.77

Finding the Fourth Proportional to 31,675,500.77, 43,712,191.07 and 17,188,812.77

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Solution

The fourth proportional to 31,675,500.77, 43,712,191.07 and 17,188,812.77 is: 23,720,561.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,675,500.77 : 43,712,191.07 = 17,188,812.77 : x
  2. Step 2: Convert to fraction form
    31,675,500.77/43,712,191.07 = 17,188,812.77/x
  3. Step 3: Cross multiply
    31,675,500.77x = 43,712,191.07 × 17,188,812.77
  4. Step 4: Simplify right side
    31,675,500.77x = 751,360,667,764,190.88
  5. Step 5: Solve for x
    x = 751,360,667,764,190.88/31,675,500.77
  6. Step 6: Final answer
    x = 23,720,561.62

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Double scale
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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.