Home / 18,881,011.31-29,155,586.06

Finding the Third Proportional to 18,881,011.31 and 29,155,586.06

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Solution

The third proportional to 18,881,011.31 and 29,155,586.06 is: 45,021,327.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,881,011.31 : 29,155,586.06 = 29,155,586.06 : x
  2. Step 2: Convert to fraction form
    18,881,011.31/29,155,586.06 = 29,155,586.06/x
  3. Step 3: Cross multiply
    18,881,011.31x = 29,155,586.06 × 29,155,586.06
  4. Step 4: Simplify right side
    18,881,011.31x = 850,048,198,647,844.25
  5. Step 5: Solve for x
    x = 850,048,198,647,844.25/18,881,011.31
  6. Step 6: Final answer
    x = 45,021,327.76

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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.