Home / 28,003,680.72-41,995,805.64-9,807,474.56

Finding the Fourth Proportional to 28,003,680.72, 41,995,805.64 and 9,807,474.56

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Solution

The fourth proportional to 28,003,680.72, 41,995,805.64 and 9,807,474.56 is: 14,707,809.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,003,680.72 : 41,995,805.64 = 9,807,474.56 : x
  2. Step 2: Convert to fraction form
    28,003,680.72/41,995,805.64 = 9,807,474.56/x
  3. Step 3: Cross multiply
    28,003,680.72x = 41,995,805.64 × 9,807,474.56
  4. Step 4: Simplify right side
    28,003,680.72x = 411,872,795,441,004.56
  5. Step 5: Solve for x
    x = 411,872,795,441,004.56/28,003,680.72
  6. Step 6: Final answer
    x = 14,707,809.29

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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.