Home / 5,275,989.53-7,281,093.11-2,921,187.27

Finding the Fourth Proportional to 5,275,989.53, 7,281,093.11 and 2,921,187.27

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Solution

The fourth proportional to 5,275,989.53, 7,281,093.11 and 2,921,187.27 is: 4,031,364.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275,989.53 : 7,281,093.11 = 2,921,187.27 : x
  2. Step 2: Convert to fraction form
    5,275,989.53/7,281,093.11 = 2,921,187.27/x
  3. Step 3: Cross multiply
    5,275,989.53x = 7,281,093.11 × 2,921,187.27
  4. Step 4: Simplify right side
    5,275,989.53x = 21,269,436,541,962.10
  5. Step 5: Solve for x
    x = 21,269,436,541,962.10/5,275,989.53
  6. Step 6: Final answer
    x = 4,031,364.43

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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.