Home / 12,401,181.56-17,114,001.33-6,819,138.12

Finding the Fourth Proportional to 12,401,181.56, 17,114,001.33 and 6,819,138.12

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Solution

The fourth proportional to 12,401,181.56, 17,114,001.33 and 6,819,138.12 is: 9,410,614.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,401,181.56 : 17,114,001.33 = 6,819,138.12 : x
  2. Step 2: Convert to fraction form
    12,401,181.56/17,114,001.33 = 6,819,138.12/x
  3. Step 3: Cross multiply
    12,401,181.56x = 17,114,001.33 × 6,819,138.12
  4. Step 4: Simplify right side
    12,401,181.56x = 116,702,738,855,133.69
  5. Step 5: Solve for x
    x = 116,702,738,855,133.69/12,401,181.56
  6. Step 6: Final answer
    x = 9,410,614.49

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.