Home / 8,190,560.40-11,305,221.58-4,753,908.60

Finding the Fourth Proportional to 8,190,560.40, 11,305,221.58 and 4,753,908.60

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Solution

The fourth proportional to 8,190,560.40, 11,305,221.58 and 4,753,908.60 is: 6,561,698.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190,560.40 : 11,305,221.58 = 4,753,908.60 : x
  2. Step 2: Convert to fraction form
    8,190,560.40/11,305,221.58 = 4,753,908.60/x
  3. Step 3: Cross multiply
    8,190,560.40x = 11,305,221.58 × 4,753,908.60
  4. Step 4: Simplify right side
    8,190,560.40x = 53,743,990,037,541.48
  5. Step 5: Solve for x
    x = 53,743,990,037,541.48/8,190,560.40
  6. Step 6: Final answer
    x = 6,561,698.77

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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.