Home / 11,523,493.54-17,289,887.69-5,129,372.58

Finding the Fourth Proportional to 11,523,493.54, 17,289,887.69 and 5,129,372.58

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Solution

The fourth proportional to 11,523,493.54, 17,289,887.69 and 5,129,372.58 is: 7,696,127.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,523,493.54 : 17,289,887.69 = 5,129,372.58 : x
  2. Step 2: Convert to fraction form
    11,523,493.54/17,289,887.69 = 5,129,372.58/x
  3. Step 3: Cross multiply
    11,523,493.54x = 17,289,887.69 × 5,129,372.58
  4. Step 4: Simplify right side
    11,523,493.54x = 88,686,275,828,365.55
  5. Step 5: Solve for x
    x = 88,686,275,828,365.55/11,523,493.54
  6. Step 6: Final answer
    x = 7,696,127.53

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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.