Home / 28,954,260.12-43,431,362.08-7,388,861.96

Finding the Fourth Proportional to 28,954,260.12, 43,431,362.08 and 7,388,861.96

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Solution

The fourth proportional to 28,954,260.12, 43,431,362.08 and 7,388,861.96 is: 11,083,285.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,954,260.12 : 43,431,362.08 = 7,388,861.96 : x
  2. Step 2: Convert to fraction form
    28,954,260.12/43,431,362.08 = 7,388,861.96/x
  3. Step 3: Cross multiply
    28,954,260.12x = 43,431,362.08 × 7,388,861.96
  4. Step 4: Simplify right side
    28,954,260.12x = 320,908,339,143,898.44
  5. Step 5: Solve for x
    x = 320,908,339,143,898.44/28,954,260.12
  6. Step 6: Final answer
    x = 11,083,285.77

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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.