Home / 18,832,028.10-28,251,728.55-8,049,308.10

Finding the Fourth Proportional to 18,832,028.10, 28,251,728.55 and 8,049,308.10

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Solution

The fourth proportional to 18,832,028.10, 28,251,728.55 and 8,049,308.10 is: 12,075,537.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832,028.10 : 28,251,728.55 = 8,049,308.10 : x
  2. Step 2: Convert to fraction form
    18,832,028.10/28,251,728.55 = 8,049,308.10/x
  3. Step 3: Cross multiply
    18,832,028.10x = 28,251,728.55 × 8,049,308.10
  4. Step 4: Simplify right side
    18,832,028.10x = 227,406,867,456,516.25
  5. Step 5: Solve for x
    x = 227,406,867,456,516.25/18,832,028.10
  6. Step 6: Final answer
    x = 12,075,537.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.