Home / 8,325,753.07-12,489,486.02-3,142,728.37

Finding the Fourth Proportional to 8,325,753.07, 12,489,486.02 and 3,142,728.37

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Solution

The fourth proportional to 8,325,753.07, 12,489,486.02 and 3,142,728.37 is: 4,714,415.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,325,753.07 : 12,489,486.02 = 3,142,728.37 : x
  2. Step 2: Convert to fraction form
    8,325,753.07/12,489,486.02 = 3,142,728.37/x
  3. Step 3: Cross multiply
    8,325,753.07x = 12,489,486.02 × 3,142,728.37
  4. Step 4: Simplify right side
    8,325,753.07x = 39,251,062,041,772.39
  5. Step 5: Solve for x
    x = 39,251,062,041,772.39/8,325,753.07
  6. Step 6: Final answer
    x = 4,714,415.83

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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.