Home / 12,659,502.26-18,989,253.63-3,074,816.21

Finding the Fourth Proportional to 12,659,502.26, 18,989,253.63 and 3,074,816.21

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Solution

The fourth proportional to 12,659,502.26, 18,989,253.63 and 3,074,816.21 is: 4,612,224.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,659,502.26 : 18,989,253.63 = 3,074,816.21 : x
  2. Step 2: Convert to fraction form
    12,659,502.26/18,989,253.63 = 3,074,816.21/x
  3. Step 3: Cross multiply
    12,659,502.26x = 18,989,253.63 × 3,074,816.21
  4. Step 4: Simplify right side
    12,659,502.26x = 58,388,464,782,379.07
  5. Step 5: Solve for x
    x = 58,388,464,782,379.07/12,659,502.26
  6. Step 6: Final answer
    x = 4,612,224.36

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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.