Home / 11,040,713.20-16,561,069.80-8,737,802.20

Finding the Fourth Proportional to 11,040,713.20, 16,561,069.80 and 8,737,802.20

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Solution

The fourth proportional to 11,040,713.20, 16,561,069.80 and 8,737,802.20 is: 13,106,703.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040,713.20 : 16,561,069.80 = 8,737,802.20 : x
  2. Step 2: Convert to fraction form
    11,040,713.20/16,561,069.80 = 8,737,802.20/x
  3. Step 3: Cross multiply
    11,040,713.20x = 16,561,069.80 × 8,737,802.20
  4. Step 4: Simplify right side
    11,040,713.20x = 144,707,352,132,793.56
  5. Step 5: Solve for x
    x = 144,707,352,132,793.56/11,040,713.20
  6. Step 6: Final answer
    x = 13,106,703.30

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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.