Home / 14,274,512.66-19,649,042.88-12,320,589.76

Finding the Fourth Proportional to 14,274,512.66, 19,649,042.88 and 12,320,589.76

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Solution

The fourth proportional to 14,274,512.66, 19,649,042.88 and 12,320,589.76 is: 16,959,443.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,274,512.66 : 19,649,042.88 = 12,320,589.76 : x
  2. Step 2: Convert to fraction form
    14,274,512.66/19,649,042.88 = 12,320,589.76/x
  3. Step 3: Cross multiply
    14,274,512.66x = 19,649,042.88 × 12,320,589.76
  4. Step 4: Simplify right side
    14,274,512.66x = 242,087,796,501,128.91
  5. Step 5: Solve for x
    x = 242,087,796,501,128.91/14,274,512.66
  6. Step 6: Final answer
    x = 16,959,443.89

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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.