Home / 10,875,789.96-15,008,246.54-5,980,996.92

Finding the Fourth Proportional to 10,875,789.96, 15,008,246.54 and 5,980,996.92

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Solution

The fourth proportional to 10,875,789.96, 15,008,246.54 and 5,980,996.92 is: 8,253,586.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,875,789.96 : 15,008,246.54 = 5,980,996.92 : x
  2. Step 2: Convert to fraction form
    10,875,789.96/15,008,246.54 = 5,980,996.92/x
  3. Step 3: Cross multiply
    10,875,789.96x = 15,008,246.54 × 5,980,996.92
  4. Step 4: Simplify right side
    10,875,789.96x = 89,764,276,328,367.06
  5. Step 5: Solve for x
    x = 89,764,276,328,367.06/10,875,789.96
  6. Step 6: Final answer
    x = 8,253,586.79

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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.