Home / 82,008,004.40-123,012,006.60-33,469,726.40

Finding the Fourth Proportional to 82,008,004.40, 123,012,006.60 and 33,469,726.40

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Solution

The fourth proportional to 82,008,004.40, 123,012,006.60 and 33,469,726.40 is: 50,204,589.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,008,004.40 : 123,012,006.60 = 33,469,726.40 : x
  2. Step 2: Convert to fraction form
    82,008,004.40/123,012,006.60 = 33,469,726.40/x
  3. Step 3: Cross multiply
    82,008,004.40x = 123,012,006.60 × 33,469,726.40
  4. Step 4: Simplify right side
    82,008,004.40x = 4,117,178,204,816,994
  5. Step 5: Solve for x
    x = 4,117,178,204,816,994/82,008,004.40
  6. Step 6: Final answer
    x = 50,204,589.60

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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.