Home / 21,969,465.61-32,959,677.97-15,505,168.03

Finding the Fourth Proportional to 21,969,465.61, 32,959,677.97 and 15,505,168.03

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Solution

The fourth proportional to 21,969,465.61, 32,959,677.97 and 15,505,168.03 is: 23,261,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,969,465.61 : 32,959,677.97 = 15,505,168.03 : x
  2. Step 2: Convert to fraction form
    21,969,465.61/32,959,677.97 = 15,505,168.03/x
  3. Step 3: Cross multiply
    21,969,465.61x = 32,959,677.97 × 15,505,168.03
  4. Step 4: Simplify right side
    21,969,465.61x = 511,045,345,169,237.19
  5. Step 5: Solve for x
    x = 511,045,345,169,237.19/21,969,465.61
  6. Step 6: Final answer
    x = 23,261,619.30

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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.