Home / 20,763,490.50-45,434,845.13

Finding the Third Proportional to 20,763,490.50 and 45,434,845.13

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Solution

The third proportional to 20,763,490.50 and 45,434,845.13 is: 99,420,911.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,763,490.50 : 45,434,845.13 = 45,434,845.13 : x
  2. Step 2: Convert to fraction form
    20,763,490.50/45,434,845.13 = 45,434,845.13/x
  3. Step 3: Cross multiply
    20,763,490.50x = 45,434,845.13 × 45,434,845.13
  4. Step 4: Simplify right side
    20,763,490.50x = 2,064,325,151,532,736.25
  5. Step 5: Solve for x
    x = 2,064,325,151,532,736.25/20,763,490.50
  6. Step 6: Final answer
    x = 99,420,911.50

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.