Home / 7,171,353-9,896,467.38-3,952,089

Finding the Fourth Proportional to 7,171,353, 9,896,467.38 and 3,952,089

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Solution

The fourth proportional to 7,171,353, 9,896,467.38 and 3,952,089 is: 5,453,882.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171,353 : 9,896,467.38 = 3,952,089 : x
  2. Step 2: Convert to fraction form
    7,171,353/9,896,467.38 = 3,952,089/x
  3. Step 3: Cross multiply
    7,171,353x = 9,896,467.38 × 3,952,089
  4. Step 4: Simplify right side
    7,171,353x = 39,111,719,871,356.82
  5. Step 5: Solve for x
    x = 39,111,719,871,356.82/7,171,353
  6. Step 6: Final answer
    x = 5,453,882.95

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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.