Home / 15,419,262.72-23,112,618.27-5,174,408.88

Finding the Fourth Proportional to 15,419,262.72, 23,112,618.27 and 5,174,408.88

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Solution

The fourth proportional to 15,419,262.72, 23,112,618.27 and 5,174,408.88 is: 7,756,151.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,419,262.72 : 23,112,618.27 = 5,174,408.88 : x
  2. Step 2: Convert to fraction form
    15,419,262.72/23,112,618.27 = 5,174,408.88/x
  3. Step 3: Cross multiply
    15,419,262.72x = 23,112,618.27 × 5,174,408.88
  4. Step 4: Simplify right side
    15,419,262.72x = 119,594,137,216,338.23
  5. Step 5: Solve for x
    x = 119,594,137,216,338.23/15,419,262.72
  6. Step 6: Final answer
    x = 7,756,151.47

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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.