Home / 8,388,517.81-11,576,043.91-4,717,433.28

Finding the Fourth Proportional to 8,388,517.81, 11,576,043.91 and 4,717,433.28

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Solution

The fourth proportional to 8,388,517.81, 11,576,043.91 and 4,717,433.28 is: 6,509,995.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388,517.81 : 11,576,043.91 = 4,717,433.28 : x
  2. Step 2: Convert to fraction form
    8,388,517.81/11,576,043.91 = 4,717,433.28/x
  3. Step 3: Cross multiply
    8,388,517.81x = 11,576,043.91 × 4,717,433.28
  4. Step 4: Simplify right side
    8,388,517.81x = 54,609,214,791,775.33
  5. Step 5: Solve for x
    x = 54,609,214,791,775.33/8,388,517.81
  6. Step 6: Final answer
    x = 6,509,995.69

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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.