Home / 67,967,735.10-101,951,602.65-19,447,171.80

Finding the Fourth Proportional to 67,967,735.10, 101,951,602.65 and 19,447,171.80

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Solution

The fourth proportional to 67,967,735.10, 101,951,602.65 and 19,447,171.80 is: 29,170,757.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,967,735.10 : 101,951,602.65 = 19,447,171.80 : x
  2. Step 2: Convert to fraction form
    67,967,735.10/101,951,602.65 = 19,447,171.80/x
  3. Step 3: Cross multiply
    67,967,735.10x = 101,951,602.65 × 19,447,171.80
  4. Step 4: Simplify right side
    67,967,735.10x = 1,982,670,332,019,885.50
  5. Step 5: Solve for x
    x = 1,982,670,332,019,885.50/67,967,735.10
  6. Step 6: Final answer
    x = 29,170,757.70

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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.