Home / 13,033,916.30-17,985,344.82-7,232,942.54

Finding the Fourth Proportional to 13,033,916.30, 17,985,344.82 and 7,232,942.54

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Solution

The fourth proportional to 13,033,916.30, 17,985,344.82 and 7,232,942.54 is: 9,980,650.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,033,916.30 : 17,985,344.82 = 7,232,942.54 : x
  2. Step 2: Convert to fraction form
    13,033,916.30/17,985,344.82 = 7,232,942.54/x
  3. Step 3: Cross multiply
    13,033,916.30x = 17,985,344.82 × 7,232,942.54
  4. Step 4: Simplify right side
    13,033,916.30x = 130,086,965,645,146.64
  5. Step 5: Solve for x
    x = 130,086,965,645,146.64/13,033,916.30
  6. Step 6: Final answer
    x = 9,980,650.68

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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.