Home / 11,985,671.66-16,538,992.61-8,847,604.82

Finding the Fourth Proportional to 11,985,671.66, 16,538,992.61 and 8,847,604.82

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Solution

The fourth proportional to 11,985,671.66, 16,538,992.61 and 8,847,604.82 is: 12,208,783.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,985,671.66 : 16,538,992.61 = 8,847,604.82 : x
  2. Step 2: Convert to fraction form
    11,985,671.66/16,538,992.61 = 8,847,604.82/x
  3. Step 3: Cross multiply
    11,985,671.66x = 16,538,992.61 × 8,847,604.82
  4. Step 4: Simplify right side
    11,985,671.66x = 146,330,470,735,010.22
  5. Step 5: Solve for x
    x = 146,330,470,735,010.22/11,985,671.66
  6. Step 6: Final answer
    x = 12,208,783.53

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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.