Home / 31,720,671.25-43,774,526.32-17,969,635.37

Finding the Fourth Proportional to 31,720,671.25, 43,774,526.32 and 17,969,635.37

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Solution

The fourth proportional to 31,720,671.25, 43,774,526.32 and 17,969,635.37 is: 24,798,096.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,720,671.25 : 43,774,526.32 = 17,969,635.37 : x
  2. Step 2: Convert to fraction form
    31,720,671.25/43,774,526.32 = 17,969,635.37/x
  3. Step 3: Cross multiply
    31,720,671.25x = 43,774,526.32 × 17,969,635.37
  4. Step 4: Simplify right side
    31,720,671.25x = 786,612,276,529,380.12
  5. Step 5: Solve for x
    x = 786,612,276,529,380.12/31,720,671.25
  6. Step 6: Final answer
    x = 24,798,096.81

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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.