Home / 11,689,956.50-16,131,663.37-6,462,631.96

Finding the Fourth Proportional to 11,689,956.50, 16,131,663.37 and 6,462,631.96

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Solution

The fourth proportional to 11,689,956.50, 16,131,663.37 and 6,462,631.96 is: 8,918,168.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,689,956.50 : 16,131,663.37 = 6,462,631.96 : x
  2. Step 2: Convert to fraction form
    11,689,956.50/16,131,663.37 = 6,462,631.96/x
  3. Step 3: Cross multiply
    11,689,956.50x = 16,131,663.37 × 6,462,631.96
  4. Step 4: Simplify right side
    11,689,956.50x = 104,253,003,262,923.30
  5. Step 5: Solve for x
    x = 104,253,003,262,923.30/11,689,956.50
  6. Step 6: Final answer
    x = 8,918,168.62

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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.