Home / 18,242,793.30-25,175,056.72-9,982,857.34

Finding the Fourth Proportional to 18,242,793.30, 25,175,056.72 and 9,982,857.34

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Solution

The fourth proportional to 18,242,793.30, 25,175,056.72 and 9,982,857.34 is: 13,776,344.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242,793.30 : 25,175,056.72 = 9,982,857.34 : x
  2. Step 2: Convert to fraction form
    18,242,793.30/25,175,056.72 = 9,982,857.34/x
  3. Step 3: Cross multiply
    18,242,793.30x = 25,175,056.72 × 9,982,857.34
  4. Step 4: Simplify right side
    18,242,793.30x = 251,318,999,762,168.31
  5. Step 5: Solve for x
    x = 251,318,999,762,168.31/18,242,793.30
  6. Step 6: Final answer
    x = 13,776,344.21

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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.