Home / 17,259,722.76-23,818,989.50-9,419,664.31

Finding the Fourth Proportional to 17,259,722.76, 23,818,989.50 and 9,419,664.31

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Solution

The fourth proportional to 17,259,722.76, 23,818,989.50 and 9,419,664.31 is: 12,999,448.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,259,722.76 : 23,818,989.50 = 9,419,664.31 : x
  2. Step 2: Convert to fraction form
    17,259,722.76/23,818,989.50 = 9,419,664.31/x
  3. Step 3: Cross multiply
    17,259,722.76x = 23,818,989.50 × 9,419,664.31
  4. Step 4: Simplify right side
    17,259,722.76x = 224,366,885,293,414.75
  5. Step 5: Solve for x
    x = 224,366,885,293,414.75/17,259,722.76
  6. Step 6: Final answer
    x = 12,999,448.97

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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.