Home / 12,760,349.10-19,143,378.90-4,673,163.30

Finding the Fourth Proportional to 12,760,349.10, 19,143,378.90 and 4,673,163.30

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Solution

The fourth proportional to 12,760,349.10, 19,143,378.90 and 4,673,163.30 is: 7,010,790.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,760,349.10 : 19,143,378.90 = 4,673,163.30 : x
  2. Step 2: Convert to fraction form
    12,760,349.10/19,143,378.90 = 4,673,163.30/x
  3. Step 3: Cross multiply
    12,760,349.10x = 19,143,378.90 × 4,673,163.30
  4. Step 4: Simplify right side
    12,760,349.10x = 89,460,135,713,474.36
  5. Step 5: Solve for x
    x = 89,460,135,713,474.36/12,760,349.10
  6. Step 6: Final answer
    x = 7,010,790.61

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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.