Home / 13,997,146.50-20,015,943.75

Finding the Third Proportional to 13,997,146.50 and 20,015,943.75

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Solution

The third proportional to 13,997,146.50 and 20,015,943.75 is: 28,622,834.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,997,146.50 : 20,015,943.75 = 20,015,943.75 : x
  2. Step 2: Convert to fraction form
    13,997,146.50/20,015,943.75 = 20,015,943.75/x
  3. Step 3: Cross multiply
    13,997,146.50x = 20,015,943.75 × 20,015,943.75
  4. Step 4: Simplify right side
    13,997,146.50x = 400,638,004,203,164.06
  5. Step 5: Solve for x
    x = 400,638,004,203,164.06/13,997,146.50
  6. Step 6: Final answer
    x = 28,622,834.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.