Home / 7,644,606.40-11,484,016.80-6,384,894.40

Finding the Fourth Proportional to 7,644,606.40, 11,484,016.80 and 6,384,894.40

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Solution

The fourth proportional to 7,644,606.40, 11,484,016.80 and 6,384,894.40 is: 9,591,629.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644,606.40 : 11,484,016.80 = 6,384,894.40 : x
  2. Step 2: Convert to fraction form
    7,644,606.40/11,484,016.80 = 6,384,894.40/x
  3. Step 3: Cross multiply
    7,644,606.40x = 11,484,016.80 × 6,384,894.40
  4. Step 4: Simplify right side
    7,644,606.40x = 73,324,234,555,825.92
  5. Step 5: Solve for x
    x = 73,324,234,555,825.92/7,644,606.40
  6. Step 6: Final answer
    x = 9,591,629.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.