Home / 8,852,992.92-12,217,650.96-5,415,892.80

Finding the Fourth Proportional to 8,852,992.92, 12,217,650.96 and 5,415,892.80

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Solution

The fourth proportional to 8,852,992.92, 12,217,650.96 and 5,415,892.80 is: 7,474,250.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,852,992.92 : 12,217,650.96 = 5,415,892.80 : x
  2. Step 2: Convert to fraction form
    8,852,992.92/12,217,650.96 = 5,415,892.80/x
  3. Step 3: Cross multiply
    8,852,992.92x = 12,217,650.96 × 5,415,892.80
  4. Step 4: Simplify right side
    8,852,992.92x = 66,169,487,867,177.09
  5. Step 5: Solve for x
    x = 66,169,487,867,177.09/8,852,992.92
  6. Step 6: Final answer
    x = 7,474,250.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.