Home / 7,707,209.40-11,549,754.90-5,669,551.80

Finding the Fourth Proportional to 7,707,209.40, 11,549,754.90 and 5,669,551.80

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Solution

The fourth proportional to 7,707,209.40, 11,549,754.90 and 5,669,551.80 is: 8,496,192.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,707,209.40 : 11,549,754.90 = 5,669,551.80 : x
  2. Step 2: Convert to fraction form
    7,707,209.40/11,549,754.90 = 5,669,551.80/x
  3. Step 3: Cross multiply
    7,707,209.40x = 11,549,754.90 × 5,669,551.80
  4. Step 4: Simplify right side
    7,707,209.40x = 65,481,933,682,853.82
  5. Step 5: Solve for x
    x = 65,481,933,682,853.82/7,707,209.40
  6. Step 6: Final answer
    x = 8,496,192.37

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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.