Home / 5,115,687.57-7,057,972.28-3,645,827.64

Finding the Fourth Proportional to 5,115,687.57, 7,057,972.28 and 3,645,827.64

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Solution

The fourth proportional to 5,115,687.57, 7,057,972.28 and 3,645,827.64 is: 5,030,047.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115,687.57 : 7,057,972.28 = 3,645,827.64 : x
  2. Step 2: Convert to fraction form
    5,115,687.57/7,057,972.28 = 3,645,827.64/x
  3. Step 3: Cross multiply
    5,115,687.57x = 7,057,972.28 × 3,645,827.64
  4. Step 4: Simplify right side
    5,115,687.57x = 25,732,150,429,892.39
  5. Step 5: Solve for x
    x = 25,732,150,429,892.39/5,115,687.57
  6. Step 6: Final answer
    x = 5,030,047.30

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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.