Home / 19,119,939.75-30,321,982.13

Finding the Third Proportional to 19,119,939.75 and 30,321,982.13

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Solution

The third proportional to 19,119,939.75 and 30,321,982.13 is: 48,087,107.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,119,939.75 : 30,321,982.13 = 30,321,982.13 : x
  2. Step 2: Convert to fraction form
    19,119,939.75/30,321,982.13 = 30,321,982.13/x
  3. Step 3: Cross multiply
    19,119,939.75x = 30,321,982.13 × 30,321,982.13
  4. Step 4: Simplify right side
    19,119,939.75x = 919,422,599,988,819.50
  5. Step 5: Solve for x
    x = 919,422,599,988,819.50/19,119,939.75
  6. Step 6: Final answer
    x = 48,087,107.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.