Home / 47,019,129.75-72,624,921.75

Finding the Third Proportional to 47,019,129.75 and 72,624,921.75

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Solution

The third proportional to 47,019,129.75 and 72,624,921.75 is: 112,175,178.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,019,129.75 : 72,624,921.75 = 72,624,921.75 : x
  2. Step 2: Convert to fraction form
    47,019,129.75/72,624,921.75 = 72,624,921.75/x
  3. Step 3: Cross multiply
    47,019,129.75x = 72,624,921.75 × 72,624,921.75
  4. Step 4: Simplify right side
    47,019,129.75x = 5,274,379,259,193,623
  5. Step 5: Solve for x
    x = 5,274,379,259,193,623/47,019,129.75
  6. Step 6: Final answer
    x = 112,175,178.21

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.