Home / 18,157,102.83-25,056,047.97-9,896,983.38

Finding the Fourth Proportional to 18,157,102.83, 25,056,047.97 and 9,896,983.38

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Solution

The fourth proportional to 18,157,102.83, 25,056,047.97 and 9,896,983.38 is: 13,657,426.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,157,102.83 : 25,056,047.97 = 9,896,983.38 : x
  2. Step 2: Convert to fraction form
    18,157,102.83/25,056,047.97 = 9,896,983.38/x
  3. Step 3: Cross multiply
    18,157,102.83x = 25,056,047.97 × 9,896,983.38
  4. Step 4: Simplify right side
    18,157,102.83x = 247,979,290,327,572.75
  5. Step 5: Solve for x
    x = 247,979,290,327,572.75/18,157,102.83
  6. Step 6: Final answer
    x = 13,657,426.11

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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.