Home / 74,432,733.52-111,656,101.12-21,910,439.52

Finding the Fourth Proportional to 74,432,733.52, 111,656,101.12 and 21,910,439.52

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Solution

The fourth proportional to 74,432,733.52, 111,656,101.12 and 21,910,439.52 is: 32,867,720.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,432,733.52 : 111,656,101.12 = 21,910,439.52 : x
  2. Step 2: Convert to fraction form
    74,432,733.52/111,656,101.12 = 21,910,439.52/x
  3. Step 3: Cross multiply
    74,432,733.52x = 111,656,101.12 × 21,910,439.52
  4. Step 4: Simplify right side
    74,432,733.52x = 2,446,434,250,628,764.50
  5. Step 5: Solve for x
    x = 2,446,434,250,628,764.50/74,432,733.52
  6. Step 6: Final answer
    x = 32,867,720.09

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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.