Home / 13,771,679.30-20,633,899.35-6,567,701.30

Finding the Fourth Proportional to 13,771,679.30, 20,633,899.35 and 6,567,701.30

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Solution

The fourth proportional to 13,771,679.30, 20,633,899.35 and 6,567,701.30 is: 9,840,287.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,771,679.30 : 20,633,899.35 = 6,567,701.30 : x
  2. Step 2: Convert to fraction form
    13,771,679.30/20,633,899.35 = 6,567,701.30/x
  3. Step 3: Cross multiply
    13,771,679.30x = 20,633,899.35 × 6,567,701.30
  4. Step 4: Simplify right side
    13,771,679.30x = 135,517,287,585,064.16
  5. Step 5: Solve for x
    x = 135,517,287,585,064.16/13,771,679.30
  6. Step 6: Final answer
    x = 9,840,287.78

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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.