Home / 13,037,022.72-17,993,317.86-7,529,407.65

Finding the Fourth Proportional to 13,037,022.72, 17,993,317.86 and 7,529,407.65

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Solution

The fourth proportional to 13,037,022.72, 17,993,317.86 and 7,529,407.65 is: 10,391,868.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037,022.72 : 17,993,317.86 = 7,529,407.65 : x
  2. Step 2: Convert to fraction form
    13,037,022.72/17,993,317.86 = 7,529,407.65/x
  3. Step 3: Cross multiply
    13,037,022.72x = 17,993,317.86 × 7,529,407.65
  4. Step 4: Simplify right side
    13,037,022.72x = 135,479,025,143,965.62
  5. Step 5: Solve for x
    x = 135,479,025,143,965.62/13,037,022.72
  6. Step 6: Final answer
    x = 10,391,868.45

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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.