Home / 8,731,091.70-13,102,542.45-4,892,906.70

Finding the Fourth Proportional to 8,731,091.70, 13,102,542.45 and 4,892,906.70

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Solution

The fourth proportional to 8,731,091.70, 13,102,542.45 and 4,892,906.70 is: 7,342,669.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731,091.70 : 13,102,542.45 = 4,892,906.70 : x
  2. Step 2: Convert to fraction form
    8,731,091.70/13,102,542.45 = 4,892,906.70/x
  3. Step 3: Cross multiply
    8,731,091.70x = 13,102,542.45 × 4,892,906.70
  4. Step 4: Simplify right side
    8,731,091.70x = 64,109,517,740,639.41
  5. Step 5: Solve for x
    x = 64,109,517,740,639.41/8,731,091.70
  6. Step 6: Final answer
    x = 7,342,669.16

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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.