Home / 13,237,398.20-18,268,389.82-9,968,445.56

Finding the Fourth Proportional to 13,237,398.20, 18,268,389.82 and 9,968,445.56

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Solution

The fourth proportional to 13,237,398.20, 18,268,389.82 and 9,968,445.56 is: 13,757,042.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237,398.20 : 18,268,389.82 = 9,968,445.56 : x
  2. Step 2: Convert to fraction form
    13,237,398.20/18,268,389.82 = 9,968,445.56/x
  3. Step 3: Cross multiply
    13,237,398.20x = 18,268,389.82 × 9,968,445.56
  4. Step 4: Simplify right side
    13,237,398.20x = 182,107,449,389,528.22
  5. Step 5: Solve for x
    x = 182,107,449,389,528.22/13,237,398.20
  6. Step 6: Final answer
    x = 13,757,042.48

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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.