Home / 10,946,810.20-16,420,215.30-10,498,912.60

Finding the Fourth Proportional to 10,946,810.20, 16,420,215.30 and 10,498,912.60

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Solution

The fourth proportional to 10,946,810.20, 16,420,215.30 and 10,498,912.60 is: 15,748,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,946,810.20 : 16,420,215.30 = 10,498,912.60 : x
  2. Step 2: Convert to fraction form
    10,946,810.20/16,420,215.30 = 10,498,912.60/x
  3. Step 3: Cross multiply
    10,946,810.20x = 16,420,215.30 × 10,498,912.60
  4. Step 4: Simplify right side
    10,946,810.20x = 172,394,405,307,882.78
  5. Step 5: Solve for x
    x = 172,394,405,307,882.78/10,946,810.20
  6. Step 6: Final answer
    x = 15,748,368.90

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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.