Home / 12,466,849.20-18,702,023.40-3,946,297.20

Finding the Fourth Proportional to 12,466,849.20, 18,702,023.40 and 3,946,297.20

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Solution

The fourth proportional to 12,466,849.20, 18,702,023.40 and 3,946,297.20 is: 5,919,999.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,466,849.20 : 18,702,023.40 = 3,946,297.20 : x
  2. Step 2: Convert to fraction form
    12,466,849.20/18,702,023.40 = 3,946,297.20/x
  3. Step 3: Cross multiply
    12,466,849.20x = 18,702,023.40 × 3,946,297.20
  4. Step 4: Simplify right side
    12,466,849.20x = 73,803,742,577,754.48
  5. Step 5: Solve for x
    x = 73,803,742,577,754.48/12,466,849.20
  6. Step 6: Final answer
    x = 5,919,999.62

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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.