Home / 10,956,672.48-16,403,029.20-6,393,738.72

Finding the Fourth Proportional to 10,956,672.48, 16,403,029.20 and 6,393,738.72

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Solution

The fourth proportional to 10,956,672.48, 16,403,029.20 and 6,393,738.72 is: 9,571,946.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,956,672.48 : 16,403,029.20 = 6,393,738.72 : x
  2. Step 2: Convert to fraction form
    10,956,672.48/16,403,029.20 = 6,393,738.72/x
  3. Step 3: Cross multiply
    10,956,672.48x = 16,403,029.20 × 6,393,738.72
  4. Step 4: Simplify right side
    10,956,672.48x = 104,876,682,921,330.61
  5. Step 5: Solve for x
    x = 104,876,682,921,330.61/10,956,672.48
  6. Step 6: Final answer
    x = 9,571,946.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.