Home / 13,621,647.26-20,432,546.12-3,386,507.04

Finding the Fourth Proportional to 13,621,647.26, 20,432,546.12 and 3,386,507.04

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Solution

The fourth proportional to 13,621,647.26, 20,432,546.12 and 3,386,507.04 is: 5,079,779.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,621,647.26 : 20,432,546.12 = 3,386,507.04 : x
  2. Step 2: Convert to fraction form
    13,621,647.26/20,432,546.12 = 3,386,507.04/x
  3. Step 3: Cross multiply
    13,621,647.26x = 20,432,546.12 × 3,386,507.04
  4. Step 4: Simplify right side
    13,621,647.26x = 69,194,961,288,970.95
  5. Step 5: Solve for x
    x = 69,194,961,288,970.95/13,621,647.26
  6. Step 6: Final answer
    x = 5,079,779.26

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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.