Home / 17,015,442.24-25,508,816.64-7,423,785.60

Finding the Fourth Proportional to 17,015,442.24, 25,508,816.64 and 7,423,785.60

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Solution

The fourth proportional to 17,015,442.24, 25,508,816.64 and 7,423,785.60 is: 11,129,418.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,015,442.24 : 25,508,816.64 = 7,423,785.60 : x
  2. Step 2: Convert to fraction form
    17,015,442.24/25,508,816.64 = 7,423,785.60/x
  3. Step 3: Cross multiply
    17,015,442.24x = 25,508,816.64 × 7,423,785.60
  4. Step 4: Simplify right side
    17,015,442.24x = 189,371,985,645,072.38
  5. Step 5: Solve for x
    x = 189,371,985,645,072.38/17,015,442.24
  6. Step 6: Final answer
    x = 11,129,418.97

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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.