Home / 10,859,944.76-16,274,784.30-8,161,118.36

Finding the Fourth Proportional to 10,859,944.76, 16,274,784.30 and 8,161,118.36

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Solution

The fourth proportional to 10,859,944.76, 16,274,784.30 and 8,161,118.36 is: 12,230,305.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859,944.76 : 16,274,784.30 = 8,161,118.36 : x
  2. Step 2: Convert to fraction form
    10,859,944.76/16,274,784.30 = 8,161,118.36/x
  3. Step 3: Cross multiply
    10,859,944.76x = 16,274,784.30 × 8,161,118.36
  4. Step 4: Simplify right side
    10,859,944.76x = 132,820,440,955,769.77
  5. Step 5: Solve for x
    x = 132,820,440,955,769.77/10,859,944.76
  6. Step 6: Final answer
    x = 12,230,305.39

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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.