Home / 8,085,282.30-12,127,923.45-4,717,755.90

Finding the Fourth Proportional to 8,085,282.30, 12,127,923.45 and 4,717,755.90

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Solution

The fourth proportional to 8,085,282.30, 12,127,923.45 and 4,717,755.90 is: 7,076,633.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,282.30 : 12,127,923.45 = 4,717,755.90 : x
  2. Step 2: Convert to fraction form
    8,085,282.30/12,127,923.45 = 4,717,755.90/x
  3. Step 3: Cross multiply
    8,085,282.30x = 12,127,923.45 × 4,717,755.90
  4. Step 4: Simplify right side
    8,085,282.30x = 57,216,582,410,985.86
  5. Step 5: Solve for x
    x = 57,216,582,410,985.86/8,085,282.30
  6. Step 6: Final answer
    x = 7,076,633.85

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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.