Home / 23,431,963.80-35,168,940.90-20,240,693.40

Finding the Fourth Proportional to 23,431,963.80, 35,168,940.90 and 20,240,693.40

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Solution

The fourth proportional to 23,431,963.80, 35,168,940.90 and 20,240,693.40 is: 30,379,175.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,431,963.80 : 35,168,940.90 = 20,240,693.40 : x
  2. Step 2: Convert to fraction form
    23,431,963.80/35,168,940.90 = 20,240,693.40/x
  3. Step 3: Cross multiply
    23,431,963.80x = 35,168,940.90 × 20,240,693.40
  4. Step 4: Simplify right side
    23,431,963.80x = 711,843,749,959,620
  5. Step 5: Solve for x
    x = 711,843,749,959,620/23,431,963.80
  6. Step 6: Final answer
    x = 30,379,175.90

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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.