Home / 31,675,500.52-43,712,190.72-17,188,812.52

Finding the Fourth Proportional to 31,675,500.52, 43,712,190.72 and 17,188,812.52

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Solution

The fourth proportional to 31,675,500.52, 43,712,190.72 and 17,188,812.52 is: 23,720,561.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,675,500.52 : 43,712,190.72 = 17,188,812.52 : x
  2. Step 2: Convert to fraction form
    31,675,500.52/43,712,190.72 = 17,188,812.52/x
  3. Step 3: Cross multiply
    31,675,500.52x = 43,712,190.72 × 17,188,812.52
  4. Step 4: Simplify right side
    31,675,500.52x = 751,360,651,124,563.75
  5. Step 5: Solve for x
    x = 751,360,651,124,563.75/31,675,500.52
  6. Step 6: Final answer
    x = 23,720,561.28

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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.