Home / 11,987,640.18-16,543,124.82-6,830,891.82

Finding the Fourth Proportional to 11,987,640.18, 16,543,124.82 and 6,830,891.82

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Solution

The fourth proportional to 11,987,640.18, 16,543,124.82 and 6,830,891.82 is: 9,426,734.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,987,640.18 : 16,543,124.82 = 6,830,891.82 : x
  2. Step 2: Convert to fraction form
    11,987,640.18/16,543,124.82 = 6,830,891.82/x
  3. Step 3: Cross multiply
    11,987,640.18x = 16,543,124.82 × 6,830,891.82
  4. Step 4: Simplify right side
    11,987,640.18x = 113,004,296,027,254.20
  5. Step 5: Solve for x
    x = 113,004,296,027,254.20/11,987,640.18
  6. Step 6: Final answer
    x = 9,426,734.06

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1.5x scale

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.