Home / 53,760,086.20-80,640,129.30-49,083,405.40

Finding the Fourth Proportional to 53,760,086.20, 80,640,129.30 and 49,083,405.40

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Solution

The fourth proportional to 53,760,086.20, 80,640,129.30 and 49,083,405.40 is: 73,625,108.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,760,086.20 : 80,640,129.30 = 49,083,405.40 : x
  2. Step 2: Convert to fraction form
    53,760,086.20/80,640,129.30 = 49,083,405.40/x
  3. Step 3: Cross multiply
    53,760,086.20x = 80,640,129.30 × 49,083,405.40
  4. Step 4: Simplify right side
    53,760,086.20x = 3,958,092,157,940,318
  5. Step 5: Solve for x
    x = 3,958,092,157,940,318/53,760,086.20
  6. Step 6: Final answer
    x = 73,625,108.10

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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.