Home / 18,770,485.75-25,903,270.34-10,185,781.75

Finding the Fourth Proportional to 18,770,485.75, 25,903,270.34 and 10,185,781.75

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Solution

The fourth proportional to 18,770,485.75, 25,903,270.34 and 10,185,781.75 is: 14,056,378.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,770,485.75 : 25,903,270.34 = 10,185,781.75 : x
  2. Step 2: Convert to fraction form
    18,770,485.75/25,903,270.34 = 10,185,781.75/x
  3. Step 3: Cross multiply
    18,770,485.75x = 25,903,270.34 × 10,185,781.75
  4. Step 4: Simplify right side
    18,770,485.75x = 263,845,058,294,488.28
  5. Step 5: Solve for x
    x = 263,845,058,294,488.28/18,770,485.75
  6. Step 6: Final answer
    x = 14,056,378.82

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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.