Home / 20,622,447.32-30,886,575.94-9,847,333.22

Finding the Fourth Proportional to 20,622,447.32, 30,886,575.94 and 9,847,333.22

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Solution

The fourth proportional to 20,622,447.32, 30,886,575.94 and 9,847,333.22 is: 14,748,511.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,622,447.32 : 30,886,575.94 = 9,847,333.22 : x
  2. Step 2: Convert to fraction form
    20,622,447.32/30,886,575.94 = 9,847,333.22/x
  3. Step 3: Cross multiply
    20,622,447.32x = 30,886,575.94 × 9,847,333.22
  4. Step 4: Simplify right side
    20,622,447.32x = 304,150,405,306,014.75
  5. Step 5: Solve for x
    x = 304,150,405,306,014.75/20,622,447.32
  6. Step 6: Final answer
    x = 14,748,511.69

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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.