Home / 7,894,934.92-11,832,859.77-3,845,354.50

Finding the Fourth Proportional to 7,894,934.92, 11,832,859.77 and 3,845,354.50

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Solution

The fourth proportional to 7,894,934.92, 11,832,859.77 and 3,845,354.50 is: 5,763,383.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,894,934.92 : 11,832,859.77 = 3,845,354.50 : x
  2. Step 2: Convert to fraction form
    7,894,934.92/11,832,859.77 = 3,845,354.50/x
  3. Step 3: Cross multiply
    7,894,934.92x = 11,832,859.77 × 3,845,354.50
  4. Step 4: Simplify right side
    7,894,934.92x = 45,501,540,564,438.46
  5. Step 5: Solve for x
    x = 45,501,540,564,438.46/7,894,934.92
  6. Step 6: Final answer
    x = 5,763,383.87

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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.