Home / 13,816,334.08-20,724,540.08-5,299,281.28

Finding the Fourth Proportional to 13,816,334.08, 20,724,540.08 and 5,299,281.28

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Solution

The fourth proportional to 13,816,334.08, 20,724,540.08 and 5,299,281.28 is: 7,948,936.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,816,334.08 : 20,724,540.08 = 5,299,281.28 : x
  2. Step 2: Convert to fraction form
    13,816,334.08/20,724,540.08 = 5,299,281.28/x
  3. Step 3: Cross multiply
    13,816,334.08x = 20,724,540.08 × 5,299,281.28
  4. Step 4: Simplify right side
    13,816,334.08x = 109,825,167,282,553.70
  5. Step 5: Solve for x
    x = 109,825,167,282,553.70/13,816,334.08
  6. Step 6: Final answer
    x = 7,948,936.86

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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.