Home / 10,929,881.20-16,394,821.80-3,355,862.80

Finding the Fourth Proportional to 10,929,881.20, 16,394,821.80 and 3,355,862.80

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Solution

The fourth proportional to 10,929,881.20, 16,394,821.80 and 3,355,862.80 is: 5,033,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,929,881.20 : 16,394,821.80 = 3,355,862.80 : x
  2. Step 2: Convert to fraction form
    10,929,881.20/16,394,821.80 = 3,355,862.80/x
  3. Step 3: Cross multiply
    10,929,881.20x = 16,394,821.80 × 3,355,862.80
  4. Step 4: Simplify right side
    10,929,881.20x = 55,018,772,591,249.04
  5. Step 5: Solve for x
    x = 55,018,772,591,249.04/10,929,881.20
  6. Step 6: Final answer
    x = 5,033,794.20

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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.