Home / 13,038,225.75-20,179,266.75

Finding the Third Proportional to 13,038,225.75 and 20,179,266.75

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Solution

The third proportional to 13,038,225.75 and 20,179,266.75 is: 31,231,458.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,038,225.75 : 20,179,266.75 = 20,179,266.75 : x
  2. Step 2: Convert to fraction form
    13,038,225.75/20,179,266.75 = 20,179,266.75/x
  3. Step 3: Cross multiply
    13,038,225.75x = 20,179,266.75 × 20,179,266.75
  4. Step 4: Simplify right side
    13,038,225.75x = 407,202,806,567,655.56
  5. Step 5: Solve for x
    x = 407,202,806,567,655.56/13,038,225.75
  6. Step 6: Final answer
    x = 31,231,458.51

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.