Home / 18,403,832.85-25,395,795.96-10,669,373.39

Finding the Fourth Proportional to 18,403,832.85, 25,395,795.96 and 10,669,373.39

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Solution

The fourth proportional to 18,403,832.85, 25,395,795.96 and 10,669,373.39 is: 14,722,869.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,403,832.85 : 25,395,795.96 = 10,669,373.39 : x
  2. Step 2: Convert to fraction form
    18,403,832.85/25,395,795.96 = 10,669,373.39/x
  3. Step 3: Cross multiply
    18,403,832.85x = 25,395,795.96 × 10,669,373.39
  4. Step 4: Simplify right side
    18,403,832.85x = 270,957,229,656,972.84
  5. Step 5: Solve for x
    x = 270,957,229,656,972.84/18,403,832.85
  6. Step 6: Final answer
    x = 14,722,869.52

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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.