Home / 18,115,579.58-24,999,608.53-9,855,701.11

Finding the Fourth Proportional to 18,115,579.58, 24,999,608.53 and 9,855,701.11

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Solution

The fourth proportional to 18,115,579.58, 24,999,608.53 and 9,855,701.11 is: 13,600,926.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,115,579.58 : 24,999,608.53 = 9,855,701.11 : x
  2. Step 2: Convert to fraction form
    18,115,579.58/24,999,608.53 = 9,855,701.11/x
  3. Step 3: Cross multiply
    18,115,579.58x = 24,999,608.53 × 9,855,701.11
  4. Step 4: Simplify right side
    18,115,579.58x = 246,388,669,538,686.47
  5. Step 5: Solve for x
    x = 246,388,669,538,686.47/18,115,579.58
  6. Step 6: Final answer
    x = 13,600,926.68

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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.