Home / 8,991,104.92-12,407,472.83-4,916,636.44

Finding the Fourth Proportional to 8,991,104.92, 12,407,472.83 and 4,916,636.44

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Solution

The fourth proportional to 8,991,104.92, 12,407,472.83 and 4,916,636.44 is: 6,784,820.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991,104.92 : 12,407,472.83 = 4,916,636.44 : x
  2. Step 2: Convert to fraction form
    8,991,104.92/12,407,472.83 = 4,916,636.44/x
  3. Step 3: Cross multiply
    8,991,104.92x = 12,407,472.83 × 4,916,636.44
  4. Step 4: Simplify right side
    8,991,104.92x = 61,003,033,025,560.83
  5. Step 5: Solve for x
    x = 61,003,033,025,560.83/8,991,104.92
  6. Step 6: Final answer
    x = 6,784,820.51

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1.5x scale

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.