Home / 14,135,729.22-21,201,069.54-3,761,007.90

Finding the Fourth Proportional to 14,135,729.22, 21,201,069.54 and 3,761,007.90

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Solution

The fourth proportional to 14,135,729.22, 21,201,069.54 and 3,761,007.90 is: 5,640,840.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,135,729.22 : 21,201,069.54 = 3,761,007.90 : x
  2. Step 2: Convert to fraction form
    14,135,729.22/21,201,069.54 = 3,761,007.90/x
  3. Step 3: Cross multiply
    14,135,729.22x = 21,201,069.54 × 3,761,007.90
  4. Step 4: Simplify right side
    14,135,729.22x = 79,737,390,028,389.36
  5. Step 5: Solve for x
    x = 79,737,390,028,389.36/14,135,729.22
  6. Step 6: Final answer
    x = 5,640,840.23

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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.