Home / 25,997,966.31-35,914,564.62-20,764,102.80

Finding the Fourth Proportional to 25,997,966.31, 35,914,564.62 and 20,764,102.80

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Solution

The fourth proportional to 25,997,966.31, 35,914,564.62 and 20,764,102.80 is: 28,684,309.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,997,966.31 : 35,914,564.62 = 20,764,102.80 : x
  2. Step 2: Convert to fraction form
    25,997,966.31/35,914,564.62 = 20,764,102.80/x
  3. Step 3: Cross multiply
    25,997,966.31x = 35,914,564.62 × 20,764,102.80
  4. Step 4: Simplify right side
    25,997,966.31x = 745,733,711,786,922.88
  5. Step 5: Solve for x
    x = 745,733,711,786,922.88/25,997,966.31
  6. Step 6: Final answer
    x = 28,684,309.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.