Home / 36,922,374.80-55,383,562.20-12,658,047.20

Finding the Fourth Proportional to 36,922,374.80, 55,383,562.20 and 12,658,047.20

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Solution

The fourth proportional to 36,922,374.80, 55,383,562.20 and 12,658,047.20 is: 18,987,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,922,374.80 : 55,383,562.20 = 12,658,047.20 : x
  2. Step 2: Convert to fraction form
    36,922,374.80/55,383,562.20 = 12,658,047.20/x
  3. Step 3: Cross multiply
    36,922,374.80x = 55,383,562.20 × 12,658,047.20
  4. Step 4: Simplify right side
    36,922,374.80x = 701,047,744,431,735.88
  5. Step 5: Solve for x
    x = 701,047,744,431,735.88/36,922,374.80
  6. Step 6: Final answer
    x = 18,987,070.80

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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.