Home / 84,882,027.43-127,310,249.23-54,389,689.03

Finding the Fourth Proportional to 84,882,027.43, 127,310,249.23 and 54,389,689.03

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Solution

The fourth proportional to 84,882,027.43, 127,310,249.23 and 54,389,689.03 is: 81,576,336.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,882,027.43 : 127,310,249.23 = 54,389,689.03 : x
  2. Step 2: Convert to fraction form
    84,882,027.43/127,310,249.23 = 54,389,689.03/x
  3. Step 3: Cross multiply
    84,882,027.43x = 127,310,249.23 × 54,389,689.03
  4. Step 4: Simplify right side
    84,882,027.43x = 6,924,364,865,042,997
  5. Step 5: Solve for x
    x = 6,924,364,865,042,997/84,882,027.43
  6. Step 6: Final answer
    x = 81,576,336.89

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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.