Home / 53,949,322.40-80,934,481.20-15,612,087.20

Finding the Fourth Proportional to 53,949,322.40, 80,934,481.20 and 15,612,087.20

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Solution

The fourth proportional to 53,949,322.40, 80,934,481.20 and 15,612,087.20 is: 23,421,168.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,949,322.40 : 80,934,481.20 = 15,612,087.20 : x
  2. Step 2: Convert to fraction form
    53,949,322.40/80,934,481.20 = 15,612,087.20/x
  3. Step 3: Cross multiply
    53,949,322.40x = 80,934,481.20 × 15,612,087.20
  4. Step 4: Simplify right side
    53,949,322.40x = 1,263,556,177,981,160.75
  5. Step 5: Solve for x
    x = 1,263,556,177,981,160.75/53,949,322.40
  6. Step 6: Final answer
    x = 23,421,168.64

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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.