Home / 7,248,192.53-10,002,570.39-3,940,493.54

Finding the Fourth Proportional to 7,248,192.53, 10,002,570.39 and 3,940,493.54

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Solution

The fourth proportional to 7,248,192.53, 10,002,570.39 and 3,940,493.54 is: 5,437,916.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248,192.53 : 10,002,570.39 = 3,940,493.54 : x
  2. Step 2: Convert to fraction form
    7,248,192.53/10,002,570.39 = 3,940,493.54/x
  3. Step 3: Cross multiply
    7,248,192.53x = 10,002,570.39 × 3,940,493.54
  4. Step 4: Simplify right side
    7,248,192.53x = 39,415,063,955,177.43
  5. Step 5: Solve for x
    x = 39,415,063,955,177.43/7,248,192.53
  6. Step 6: Final answer
    x = 5,437,916.26

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1.5x scale

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.