Home / 8,422,826.72-11,623,500.88-4,555,347.86

Finding the Fourth Proportional to 8,422,826.72, 11,623,500.88 and 4,555,347.86

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Solution

The fourth proportional to 8,422,826.72, 11,623,500.88 and 4,555,347.86 is: 6,286,380.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,826.72 : 11,623,500.88 = 4,555,347.86 : x
  2. Step 2: Convert to fraction form
    8,422,826.72/11,623,500.88 = 4,555,347.86/x
  3. Step 3: Cross multiply
    8,422,826.72x = 11,623,500.88 × 4,555,347.86
  4. Step 4: Simplify right side
    8,422,826.72x = 52,949,089,877,086.49
  5. Step 5: Solve for x
    x = 52,949,089,877,086.49/8,422,826.72
  6. Step 6: Final answer
    x = 6,286,380.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.