Home / 13,206,877.20-19,810,315.80-3,622,240.35

Finding the Fourth Proportional to 13,206,877.20, 19,810,315.80 and 3,622,240.35

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Solution

The fourth proportional to 13,206,877.20, 19,810,315.80 and 3,622,240.35 is: 5,433,360.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,206,877.20 : 19,810,315.80 = 3,622,240.35 : x
  2. Step 2: Convert to fraction form
    13,206,877.20/19,810,315.80 = 3,622,240.35/x
  3. Step 3: Cross multiply
    13,206,877.20x = 19,810,315.80 × 3,622,240.35
  4. Step 4: Simplify right side
    13,206,877.20x = 71,757,725,237,002.53
  5. Step 5: Solve for x
    x = 71,757,725,237,002.53/13,206,877.20
  6. Step 6: Final answer
    x = 5,433,360.53

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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.