Home / 13,605,215.44-18,775,196.64-7,493,644.24

Finding the Fourth Proportional to 13,605,215.44, 18,775,196.64 and 7,493,644.24

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Solution

The fourth proportional to 13,605,215.44, 18,775,196.64 and 7,493,644.24 is: 10,341,228.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,605,215.44 : 18,775,196.64 = 7,493,644.24 : x
  2. Step 2: Convert to fraction form
    13,605,215.44/18,775,196.64 = 7,493,644.24/x
  3. Step 3: Cross multiply
    13,605,215.44x = 18,775,196.64 × 7,493,644.24
  4. Step 4: Simplify right side
    13,605,215.44x = 140,694,644,156,203.36
  5. Step 5: Solve for x
    x = 140,694,644,156,203.36/13,605,215.44
  6. Step 6: Final answer
    x = 10,341,228.68

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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.