Home / 18,796,104.07-28,194,180.71-5,149,370.32

Finding the Fourth Proportional to 18,796,104.07, 28,194,180.71 and 5,149,370.32

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Solution

The fourth proportional to 18,796,104.07, 28,194,180.71 and 5,149,370.32 is: 7,724,062.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,796,104.07 : 28,194,180.71 = 5,149,370.32 : x
  2. Step 2: Convert to fraction form
    18,796,104.07/28,194,180.71 = 5,149,370.32/x
  3. Step 3: Cross multiply
    18,796,104.07x = 28,194,180.71 × 5,149,370.32
  4. Step 4: Simplify right side
    18,796,104.07x = 145,182,277,407,156.12
  5. Step 5: Solve for x
    x = 145,182,277,407,156.12/18,796,104.07
  6. Step 6: Final answer
    x = 7,724,062.23

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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.