Home / 13,840,706.08-20,760,983.60-5,643,316.14

Finding the Fourth Proportional to 13,840,706.08, 20,760,983.60 and 5,643,316.14

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Solution

The fourth proportional to 13,840,706.08, 20,760,983.60 and 5,643,316.14 is: 8,464,943.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840,706.08 : 20,760,983.60 = 5,643,316.14 : x
  2. Step 2: Convert to fraction form
    13,840,706.08/20,760,983.60 = 5,643,316.14/x
  3. Step 3: Cross multiply
    13,840,706.08x = 20,760,983.60 × 5,643,316.14
  4. Step 4: Simplify right side
    13,840,706.08x = 117,160,793,765,757.56
  5. Step 5: Solve for x
    x = 117,160,793,765,757.56/13,840,706.08
  6. Step 6: Final answer
    x = 8,464,943.41

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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.