Home / 53,728,207.20-80,592,310.80-17,821,749.60

Finding the Fourth Proportional to 53,728,207.20, 80,592,310.80 and 17,821,749.60

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Solution

The fourth proportional to 53,728,207.20, 80,592,310.80 and 17,821,749.60 is: 26,732,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,728,207.20 : 80,592,310.80 = 17,821,749.60 : x
  2. Step 2: Convert to fraction form
    53,728,207.20/80,592,310.80 = 17,821,749.60/x
  3. Step 3: Cross multiply
    53,728,207.20x = 80,592,310.80 × 17,821,749.60
  4. Step 4: Simplify right side
    53,728,207.20x = 1,436,295,982,762,975.75
  5. Step 5: Solve for x
    x = 1,436,295,982,762,975.75/53,728,207.20
  6. Step 6: Final answer
    x = 26,732,624.40

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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.