Home / 12,320,707.50-19,153,086.75

Finding the Third Proportional to 12,320,707.50 and 19,153,086.75

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Solution

The third proportional to 12,320,707.50 and 19,153,086.75 is: 29,774,323.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,320,707.50 : 19,153,086.75 = 19,153,086.75 : x
  2. Step 2: Convert to fraction form
    12,320,707.50/19,153,086.75 = 19,153,086.75/x
  3. Step 3: Cross multiply
    12,320,707.50x = 19,153,086.75 × 19,153,086.75
  4. Step 4: Simplify right side
    12,320,707.50x = 366,840,732,053,025.56
  5. Step 5: Solve for x
    x = 366,840,732,053,025.56/12,320,707.50
  6. Step 6: Final answer
    x = 29,774,323.60

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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.