Home / 18,832,163.10-28,251,931.05-8,049,443.10

Finding the Fourth Proportional to 18,832,163.10, 28,251,931.05 and 8,049,443.10

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Solution

The fourth proportional to 18,832,163.10, 28,251,931.05 and 8,049,443.10 is: 12,075,740.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832,163.10 : 28,251,931.05 = 8,049,443.10 : x
  2. Step 2: Convert to fraction form
    18,832,163.10/28,251,931.05 = 8,049,443.10/x
  3. Step 3: Cross multiply
    18,832,163.10x = 28,251,931.05 × 8,049,443.10
  4. Step 4: Simplify right side
    18,832,163.10x = 227,412,311,452,098.25
  5. Step 5: Solve for x
    x = 227,412,311,452,098.25/18,832,163.10
  6. Step 6: Final answer
    x = 12,075,740.33

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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.