Home / 15,550,391.37-21,463,808.87-9,026,122.72

Finding the Fourth Proportional to 15,550,391.37, 21,463,808.87 and 9,026,122.72

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Solution

The fourth proportional to 15,550,391.37, 21,463,808.87 and 9,026,122.72 is: 12,458,527.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,550,391.37 : 21,463,808.87 = 9,026,122.72 : x
  2. Step 2: Convert to fraction form
    15,550,391.37/21,463,808.87 = 9,026,122.72/x
  3. Step 3: Cross multiply
    15,550,391.37x = 21,463,808.87 × 9,026,122.72
  4. Step 4: Simplify right side
    15,550,391.37x = 193,734,972,899,244.56
  5. Step 5: Solve for x
    x = 193,734,972,899,244.56/15,550,391.37
  6. Step 6: Final answer
    x = 12,458,527.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.