Home / 13,530,225.48-20,298,725.10-3,945,605.10

Finding the Fourth Proportional to 13,530,225.48, 20,298,725.10 and 3,945,605.10

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Solution

The fourth proportional to 13,530,225.48, 20,298,725.10 and 3,945,605.10 is: 5,919,395.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,530,225.48 : 20,298,725.10 = 3,945,605.10 : x
  2. Step 2: Convert to fraction form
    13,530,225.48/20,298,725.10 = 3,945,605.10/x
  3. Step 3: Cross multiply
    13,530,225.48x = 20,298,725.10 × 3,945,605.10
  4. Step 4: Simplify right side
    13,530,225.48x = 80,090,753,278,058.02
  5. Step 5: Solve for x
    x = 80,090,753,278,058.02/13,530,225.48
  6. Step 6: Final answer
    x = 5,919,395.31

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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.