Home / 13,078,862.92-19,618,065.42-5,885,305.48

Finding the Fourth Proportional to 13,078,862.92, 19,618,065.42 and 5,885,305.48

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Solution

The fourth proportional to 13,078,862.92, 19,618,065.42 and 5,885,305.48 is: 8,827,855.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,078,862.92 : 19,618,065.42 = 5,885,305.48 : x
  2. Step 2: Convert to fraction form
    13,078,862.92/19,618,065.42 = 5,885,305.48/x
  3. Step 3: Cross multiply
    13,078,862.92x = 19,618,065.42 × 5,885,305.48
  4. Step 4: Simplify right side
    13,078,862.92x = 115,458,307,923,324.52
  5. Step 5: Solve for x
    x = 115,458,307,923,324.52/13,078,862.92
  6. Step 6: Final answer
    x = 8,827,855.19

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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.