Home / 18,157,083.73-25,056,021.60-9,896,964.24

Finding the Fourth Proportional to 18,157,083.73, 25,056,021.60 and 9,896,964.24

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Solution

The fourth proportional to 18,157,083.73, 25,056,021.60 and 9,896,964.24 is: 13,657,399.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,157,083.73 : 25,056,021.60 = 9,896,964.24 : x
  2. Step 2: Convert to fraction form
    18,157,083.73/25,056,021.60 = 9,896,964.24/x
  3. Step 3: Cross multiply
    18,157,083.73x = 25,056,021.60 × 9,896,964.24
  4. Step 4: Simplify right side
    18,157,083.73x = 247,978,549,865,827.69
  5. Step 5: Solve for x
    x = 247,978,549,865,827.69/18,157,083.73
  6. Step 6: Final answer
    x = 13,657,399.70

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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.