Home / 13,483,863.80-20,226,385.92-3,900,211.10

Finding the Fourth Proportional to 13,483,863.80, 20,226,385.92 and 3,900,211.10

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Solution

The fourth proportional to 13,483,863.80, 20,226,385.92 and 3,900,211.10 is: 5,850,487.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483,863.80 : 20,226,385.92 = 3,900,211.10 : x
  2. Step 2: Convert to fraction form
    13,483,863.80/20,226,385.92 = 3,900,211.10/x
  3. Step 3: Cross multiply
    13,483,863.80x = 20,226,385.92 × 3,900,211.10
  4. Step 4: Simplify right side
    13,483,863.80x = 78,887,174,776,935.80
  5. Step 5: Solve for x
    x = 78,887,174,776,935.80/13,483,863.80
  6. Step 6: Final answer
    x = 5,850,487.37

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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.