Home / 18,162,187.34-27,243,381.33-4,515,333.71

Finding the Fourth Proportional to 18,162,187.34, 27,243,381.33 and 4,515,333.71

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Solution

The fourth proportional to 18,162,187.34, 27,243,381.33 and 4,515,333.71 is: 6,773,025.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,162,187.34 : 27,243,381.33 = 4,515,333.71 : x
  2. Step 2: Convert to fraction form
    18,162,187.34/27,243,381.33 = 4,515,333.71/x
  3. Step 3: Cross multiply
    18,162,187.34x = 27,243,381.33 × 4,515,333.71
  4. Step 4: Simplify right side
    18,162,187.34x = 123,012,957,957,516.72
  5. Step 5: Solve for x
    x = 123,012,957,957,516.72/18,162,187.34
  6. Step 6: Final answer
    x = 6,773,025.50

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1.5x scale

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.