Home / 10,404,914.20-15,607,371.30-2,831,867.80

Finding the Fourth Proportional to 10,404,914.20, 15,607,371.30 and 2,831,867.80

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Solution

The fourth proportional to 10,404,914.20, 15,607,371.30 and 2,831,867.80 is: 4,247,801.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,404,914.20 : 15,607,371.30 = 2,831,867.80 : x
  2. Step 2: Convert to fraction form
    10,404,914.20/15,607,371.30 = 2,831,867.80/x
  3. Step 3: Cross multiply
    10,404,914.20x = 15,607,371.30 × 2,831,867.80
  4. Step 4: Simplify right side
    10,404,914.20x = 44,198,012,227,114.14
  5. Step 5: Solve for x
    x = 44,198,012,227,114.14/10,404,914.20
  6. Step 6: Final answer
    x = 4,247,801.70

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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.