Home / 13,656,383.74-18,845,589.58-7,461,297.39

Finding the Fourth Proportional to 13,656,383.74, 18,845,589.58 and 7,461,297.39

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Solution

The fourth proportional to 13,656,383.74, 18,845,589.58 and 7,461,297.39 is: 10,296,470.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,656,383.74 : 18,845,589.58 = 7,461,297.39 : x
  2. Step 2: Convert to fraction form
    13,656,383.74/18,845,589.58 = 7,461,297.39/x
  3. Step 3: Cross multiply
    13,656,383.74x = 18,845,589.58 × 7,461,297.39
  4. Step 4: Simplify right side
    13,656,383.74x = 140,612,548,327,611.95
  5. Step 5: Solve for x
    x = 140,612,548,327,611.95/13,656,383.74
  6. Step 6: Final answer
    x = 10,296,470.21

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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.