Home / 18,202,157.07-25,118,827.44-9,942,224.64

Finding the Fourth Proportional to 18,202,157.07, 25,118,827.44 and 9,942,224.64

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Solution

The fourth proportional to 18,202,157.07, 25,118,827.44 and 9,942,224.64 is: 13,720,188.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,202,157.07 : 25,118,827.44 = 9,942,224.64 : x
  2. Step 2: Convert to fraction form
    18,202,157.07/25,118,827.44 = 9,942,224.64/x
  3. Step 3: Cross multiply
    18,202,157.07x = 25,118,827.44 × 9,942,224.64
  4. Step 4: Simplify right side
    18,202,157.07x = 249,737,025,101,876.16
  5. Step 5: Solve for x
    x = 249,737,025,101,876.16/18,202,157.07
  6. Step 6: Final answer
    x = 13,720,188.44

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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.