Home / 16,691,804.70-25,025,751.45-6,447,896.70

Finding the Fourth Proportional to 16,691,804.70, 25,025,751.45 and 6,447,896.70

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Solution

The fourth proportional to 16,691,804.70, 25,025,751.45 and 6,447,896.70 is: 9,667,226.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,691,804.70 : 25,025,751.45 = 6,447,896.70 : x
  2. Step 2: Convert to fraction form
    16,691,804.70/25,025,751.45 = 6,447,896.70/x
  3. Step 3: Cross multiply
    16,691,804.70x = 25,025,751.45 × 6,447,896.70
  4. Step 4: Simplify right side
    16,691,804.70x = 161,363,460,189,475.22
  5. Step 5: Solve for x
    x = 161,363,460,189,475.22/16,691,804.70
  6. Step 6: Final answer
    x = 9,667,226.71

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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.