Home / 10,676,200.80-16,014,301.20-3,943,221.60

Finding the Fourth Proportional to 10,676,200.80, 16,014,301.20 and 3,943,221.60

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Solution

The fourth proportional to 10,676,200.80, 16,014,301.20 and 3,943,221.60 is: 5,914,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,676,200.80 : 16,014,301.20 = 3,943,221.60 : x
  2. Step 2: Convert to fraction form
    10,676,200.80/16,014,301.20 = 3,943,221.60/x
  3. Step 3: Cross multiply
    10,676,200.80x = 16,014,301.20 × 3,943,221.60
  4. Step 4: Simplify right side
    10,676,200.80x = 63,147,938,400,745.92
  5. Step 5: Solve for x
    x = 63,147,938,400,745.92/10,676,200.80
  6. Step 6: Final answer
    x = 5,914,832.40

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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.