Home / 18,579,603.22-27,872,993.85-7,064,175.10

Finding the Fourth Proportional to 18,579,603.22, 27,872,993.85 and 7,064,175.10

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Solution

The fourth proportional to 18,579,603.22, 27,872,993.85 and 7,064,175.10 is: 10,597,627.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,579,603.22 : 27,872,993.85 = 7,064,175.10 : x
  2. Step 2: Convert to fraction form
    18,579,603.22/27,872,993.85 = 7,064,175.10/x
  3. Step 3: Cross multiply
    18,579,603.22x = 27,872,993.85 × 7,064,175.10
  4. Step 4: Simplify right side
    18,579,603.22x = 196,899,709,117,623.12
  5. Step 5: Solve for x
    x = 196,899,709,117,623.12/18,579,603.22
  6. Step 6: Final answer
    x = 10,597,627.24

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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.