Home / 8,782,891.16-12,121,662.68-5,060,998.04

Finding the Fourth Proportional to 8,782,891.16, 12,121,662.68 and 5,060,998.04

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Solution

The fourth proportional to 8,782,891.16, 12,121,662.68 and 5,060,998.04 is: 6,984,910.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,782,891.16 : 12,121,662.68 = 5,060,998.04 : x
  2. Step 2: Convert to fraction form
    8,782,891.16/12,121,662.68 = 5,060,998.04/x
  3. Step 3: Cross multiply
    8,782,891.16x = 12,121,662.68 × 5,060,998.04
  4. Step 4: Simplify right side
    8,782,891.16x = 61,347,711,065,021.15
  5. Step 5: Solve for x
    x = 61,347,711,065,021.15/8,782,891.16
  6. Step 6: Final answer
    x = 6,984,910.77

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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.