Home / 13,401,082.92-20,108,266.92-5,313,885.24

Finding the Fourth Proportional to 13,401,082.92, 20,108,266.92 and 5,313,885.24

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Solution

The fourth proportional to 13,401,082.92, 20,108,266.92 and 5,313,885.24 is: 7,973,461.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,401,082.92 : 20,108,266.92 = 5,313,885.24 : x
  2. Step 2: Convert to fraction form
    13,401,082.92/20,108,266.92 = 5,313,885.24/x
  3. Step 3: Cross multiply
    13,401,082.92x = 20,108,266.92 × 5,313,885.24
  4. Step 4: Simplify right side
    13,401,082.92x = 106,853,022,788,168.28
  5. Step 5: Solve for x
    x = 106,853,022,788,168.28/13,401,082.92
  6. Step 6: Final answer
    x = 7,973,461.80

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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.