Home / 84,917,837.76-127,200,396.24-54,059,814.60

Finding the Fourth Proportional to 84,917,837.76, 127,200,396.24 and 54,059,814.60

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Solution

The fourth proportional to 84,917,837.76, 127,200,396.24 and 54,059,814.60 is: 80,977,448.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,917,837.76 : 127,200,396.24 = 54,059,814.60 : x
  2. Step 2: Convert to fraction form
    84,917,837.76/127,200,396.24 = 54,059,814.60/x
  3. Step 3: Cross multiply
    84,917,837.76x = 127,200,396.24 × 54,059,814.60
  4. Step 4: Simplify right side
    84,917,837.76x = 6,876,429,837,780,937
  5. Step 5: Solve for x
    x = 6,876,429,837,780,937/84,917,837.76
  6. Step 6: Final answer
    x = 80,977,448.55

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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.