Home / 21,967,659.40-32,951,489.10-11,763,992.20

Finding the Fourth Proportional to 21,967,659.40, 32,951,489.10 and 11,763,992.20

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Solution

The fourth proportional to 21,967,659.40, 32,951,489.10 and 11,763,992.20 is: 17,645,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,967,659.40 : 32,951,489.10 = 11,763,992.20 : x
  2. Step 2: Convert to fraction form
    21,967,659.40/32,951,489.10 = 11,763,992.20/x
  3. Step 3: Cross multiply
    21,967,659.40x = 32,951,489.10 × 11,763,992.20
  4. Step 4: Simplify right side
    21,967,659.40x = 387,641,060,750,785
  5. Step 5: Solve for x
    x = 387,641,060,750,785/21,967,659.40
  6. Step 6: Final answer
    x = 17,645,988.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.