Home / 12,257,904.85-16,916,676.93-6,751,278.61

Finding the Fourth Proportional to 12,257,904.85, 16,916,676.93 and 6,751,278.61

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Solution

The fourth proportional to 12,257,904.85, 16,916,676.93 and 6,751,278.61 is: 9,317,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257,904.85 : 16,916,676.93 = 6,751,278.61 : x
  2. Step 2: Convert to fraction form
    12,257,904.85/16,916,676.93 = 6,751,278.61/x
  3. Step 3: Cross multiply
    12,257,904.85x = 16,916,676.93 × 6,751,278.61
  4. Step 4: Simplify right side
    12,257,904.85x = 114,209,199,109,789.47
  5. Step 5: Solve for x
    x = 114,209,199,109,789.47/12,257,904.85
  6. Step 6: Final answer
    x = 9,317,187.60

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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.