Home / 9,886,057.76-13,644,191.99-5,535,424.43

Finding the Fourth Proportional to 9,886,057.76, 13,644,191.99 and 5,535,424.43

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Solution

The fourth proportional to 9,886,057.76, 13,644,191.99 and 5,535,424.43 is: 7,639,687.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,886,057.76 : 13,644,191.99 = 5,535,424.43 : x
  2. Step 2: Convert to fraction form
    9,886,057.76/13,644,191.99 = 5,535,424.43/x
  3. Step 3: Cross multiply
    9,886,057.76x = 13,644,191.99 × 5,535,424.43
  4. Step 4: Simplify right side
    9,886,057.76x = 75,526,393,641,379.19
  5. Step 5: Solve for x
    x = 75,526,393,641,379.19/9,886,057.76
  6. Step 6: Final answer
    x = 7,639,687.68

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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.