Home / 13,673,964.80-20,498,116.80-5,160,022.40

Finding the Fourth Proportional to 13,673,964.80, 20,498,116.80 and 5,160,022.40

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Solution

The fourth proportional to 13,673,964.80, 20,498,116.80 and 5,160,022.40 is: 7,735,191.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,673,964.80 : 20,498,116.80 = 5,160,022.40 : x
  2. Step 2: Convert to fraction form
    13,673,964.80/20,498,116.80 = 5,160,022.40/x
  3. Step 3: Cross multiply
    13,673,964.80x = 20,498,116.80 × 5,160,022.40
  4. Step 4: Simplify right side
    13,673,964.80x = 105,770,741,845,816.33
  5. Step 5: Solve for x
    x = 105,770,741,845,816.33/13,673,964.80
  6. Step 6: Final answer
    x = 7,735,191.91

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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.