Home / 8,347,108.50-11,518,809-4,676,179.86

Finding the Fourth Proportional to 8,347,108.50, 11,518,809 and 4,676,179.86

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Solution

The fourth proportional to 8,347,108.50, 11,518,809 and 4,676,179.86 is: 6,453,015.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347,108.50 : 11,518,809 = 4,676,179.86 : x
  2. Step 2: Convert to fraction form
    8,347,108.50/11,518,809 = 4,676,179.86/x
  3. Step 3: Cross multiply
    8,347,108.50x = 11,518,809 × 4,676,179.86
  4. Step 4: Simplify right side
    8,347,108.50x = 53,864,022,656,986.74
  5. Step 5: Solve for x
    x = 53,864,022,656,986.74/8,347,108.50
  6. Step 6: Final answer
    x = 6,453,015.75

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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.