Home / 18,162,243.16-27,243,465.08-4,515,389.56

Finding the Fourth Proportional to 18,162,243.16, 27,243,465.08 and 4,515,389.56

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Solution

The fourth proportional to 18,162,243.16, 27,243,465.08 and 4,515,389.56 is: 6,773,109.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,162,243.16 : 27,243,465.08 = 4,515,389.56 : x
  2. Step 2: Convert to fraction form
    18,162,243.16/27,243,465.08 = 4,515,389.56/x
  3. Step 3: Cross multiply
    18,162,243.16x = 27,243,465.08 × 4,515,389.56
  4. Step 4: Simplify right side
    18,162,243.16x = 123,014,857,785,474.50
  5. Step 5: Solve for x
    x = 123,014,857,785,474.50/18,162,243.16
  6. Step 6: Final answer
    x = 6,773,109.28

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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.