Home / 13,979,260.80-20,956,425.30-5,457,615.30

Finding the Fourth Proportional to 13,979,260.80, 20,956,425.30 and 5,457,615.30

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Solution

The fourth proportional to 13,979,260.80, 20,956,425.30 and 5,457,615.30 is: 8,181,556.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,979,260.80 : 20,956,425.30 = 5,457,615.30 : x
  2. Step 2: Convert to fraction form
    13,979,260.80/20,956,425.30 = 5,457,615.30/x
  3. Step 3: Cross multiply
    13,979,260.80x = 20,956,425.30 × 5,457,615.30
  4. Step 4: Simplify right side
    13,979,260.80x = 114,372,107,350,587.09
  5. Step 5: Solve for x
    x = 114,372,107,350,587.09/13,979,260.80
  6. Step 6: Final answer
    x = 8,181,556.16

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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.