Home / 31,141,380.26-42,976,321-17,203,454.30

Finding the Fourth Proportional to 31,141,380.26, 42,976,321 and 17,203,454.30

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Solution

The fourth proportional to 31,141,380.26, 42,976,321 and 17,203,454.30 is: 23,741,438.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,141,380.26 : 42,976,321 = 17,203,454.30 : x
  2. Step 2: Convert to fraction form
    31,141,380.26/42,976,321 = 17,203,454.30/x
  3. Step 3: Cross multiply
    31,141,380.26x = 42,976,321 × 17,203,454.30
  4. Step 4: Simplify right side
    31,141,380.26x = 739,341,174,305,630.38
  5. Step 5: Solve for x
    x = 739,341,174,305,630.38/31,141,380.26
  6. Step 6: Final answer
    x = 23,741,438.82

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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.