Home / 18,099,245-24,977,120.02-9,839,324.36

Finding the Fourth Proportional to 18,099,245, 24,977,120.02 and 9,839,324.36

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Solution

The fourth proportional to 18,099,245, 24,977,120.02 and 9,839,324.36 is: 13,578,355.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,099,245 : 24,977,120.02 = 9,839,324.36 : x
  2. Step 2: Convert to fraction form
    18,099,245/24,977,120.02 = 9,839,324.36/x
  3. Step 3: Cross multiply
    18,099,245x = 24,977,120.02 × 9,839,324.36
  4. Step 4: Simplify right side
    18,099,245x = 245,757,985,455,429.66
  5. Step 5: Solve for x
    x = 245,757,985,455,429.66/18,099,245
  6. Step 6: Final answer
    x = 13,578,355.64

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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.