Home / 8,422,826.47-11,623,500.53-4,555,347.64

Finding the Fourth Proportional to 8,422,826.47, 11,623,500.53 and 4,555,347.64

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Solution

The fourth proportional to 8,422,826.47, 11,623,500.53 and 4,555,347.64 is: 6,286,379.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,826.47 : 11,623,500.53 = 4,555,347.64 : x
  2. Step 2: Convert to fraction form
    8,422,826.47/11,623,500.53 = 4,555,347.64/x
  3. Step 3: Cross multiply
    8,422,826.47x = 11,623,500.53 × 4,555,347.64
  4. Step 4: Simplify right side
    8,422,826.47x = 52,949,085,707,874.24
  5. Step 5: Solve for x
    x = 52,949,085,707,874.24/8,422,826.47
  6. Step 6: Final answer
    x = 6,286,379.74

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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.