Home / 13,353,997.07-20,030,964.46-8,771,906.54

Finding the Fourth Proportional to 13,353,997.07, 20,030,964.46 and 8,771,906.54

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Solution

The fourth proportional to 13,353,997.07, 20,030,964.46 and 8,771,906.54 is: 13,157,839.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353,997.07 : 20,030,964.46 = 8,771,906.54 : x
  2. Step 2: Convert to fraction form
    13,353,997.07/20,030,964.46 = 8,771,906.54/x
  3. Step 3: Cross multiply
    13,353,997.07x = 20,030,964.46 × 8,771,906.54
  4. Step 4: Simplify right side
    13,353,997.07x = 175,709,748,105,322
  5. Step 5: Solve for x
    x = 175,709,748,105,322/13,353,997.07
  6. Step 6: Final answer
    x = 13,157,839.35

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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.