Home / 18,388,462.15-27,563,767.53-8,158,139.83

Finding the Fourth Proportional to 18,388,462.15, 27,563,767.53 and 8,158,139.83

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Solution

The fourth proportional to 18,388,462.15, 27,563,767.53 and 8,158,139.83 is: 12,228,813.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,388,462.15 : 27,563,767.53 = 8,158,139.83 : x
  2. Step 2: Convert to fraction form
    18,388,462.15/27,563,767.53 = 8,158,139.83/x
  3. Step 3: Cross multiply
    18,388,462.15x = 27,563,767.53 × 8,158,139.83
  4. Step 4: Simplify right side
    18,388,462.15x = 224,869,069,751,353.72
  5. Step 5: Solve for x
    x = 224,869,069,751,353.72/18,388,462.15
  6. Step 6: Final answer
    x = 12,228,813.26

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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.