Home / 5,481,101.20-8,210,629.08-3,081,349.84

Finding the Fourth Proportional to 5,481,101.20, 8,210,629.08 and 3,081,349.84

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Solution

The fourth proportional to 5,481,101.20, 8,210,629.08 and 3,081,349.84 is: 4,615,828.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481,101.20 : 8,210,629.08 = 3,081,349.84 : x
  2. Step 2: Convert to fraction form
    5,481,101.20/8,210,629.08 = 3,081,349.84/x
  3. Step 3: Cross multiply
    5,481,101.20x = 8,210,629.08 × 3,081,349.84
  4. Step 4: Simplify right side
    5,481,101.20x = 25,299,820,601,957.35
  5. Step 5: Solve for x
    x = 25,299,820,601,957.35/5,481,101.20
  6. Step 6: Final answer
    x = 4,615,828.04

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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.