Home / 11,555,243.80-15,946,040.38-6,398,494.62

Finding the Fourth Proportional to 11,555,243.80, 15,946,040.38 and 6,398,494.62

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Solution

The fourth proportional to 11,555,243.80, 15,946,040.38 and 6,398,494.62 is: 8,829,814.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,243.80 : 15,946,040.38 = 6,398,494.62 : x
  2. Step 2: Convert to fraction form
    11,555,243.80/15,946,040.38 = 6,398,494.62/x
  3. Step 3: Cross multiply
    11,555,243.80x = 15,946,040.38 × 6,398,494.62
  4. Step 4: Simplify right side
    11,555,243.80x = 102,030,653,581,732.77
  5. Step 5: Solve for x
    x = 102,030,653,581,732.77/11,555,243.80
  6. Step 6: Final answer
    x = 8,829,814.01

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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.