Home / 26,299,274.20-39,448,911.30-19,921,982.20

Finding the Fourth Proportional to 26,299,274.20, 39,448,911.30 and 19,921,982.20

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Solution

The fourth proportional to 26,299,274.20, 39,448,911.30 and 19,921,982.20 is: 29,882,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,299,274.20 : 39,448,911.30 = 19,921,982.20 : x
  2. Step 2: Convert to fraction form
    26,299,274.20/39,448,911.30 = 19,921,982.20/x
  3. Step 3: Cross multiply
    26,299,274.20x = 39,448,911.30 × 19,921,982.20
  4. Step 4: Simplify right side
    26,299,274.20x = 785,900,508,727,978.75
  5. Step 5: Solve for x
    x = 785,900,508,727,978.75/26,299,274.20
  6. Step 6: Final answer
    x = 29,882,973.30

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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.