Home / 8,084,967.30-12,129,200.55-2,405,765.70

Finding the Fourth Proportional to 8,084,967.30, 12,129,200.55 and 2,405,765.70

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Solution

The fourth proportional to 8,084,967.30, 12,129,200.55 and 2,405,765.70 is: 3,609,169.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084,967.30 : 12,129,200.55 = 2,405,765.70 : x
  2. Step 2: Convert to fraction form
    8,084,967.30/12,129,200.55 = 2,405,765.70/x
  3. Step 3: Cross multiply
    8,084,967.30x = 12,129,200.55 × 2,405,765.70
  4. Step 4: Simplify right side
    8,084,967.30x = 29,180,014,651,611.14
  5. Step 5: Solve for x
    x = 29,180,014,651,611.14/8,084,967.30
  6. Step 6: Final answer
    x = 3,609,169.16

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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.