Home / 11,391,871-17,090,606.40-3,413,695

Finding the Fourth Proportional to 11,391,871, 17,090,606.40 and 3,413,695

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Solution

The fourth proportional to 11,391,871, 17,090,606.40 and 3,413,695 is: 5,121,381.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,391,871 : 17,090,606.40 = 3,413,695 : x
  2. Step 2: Convert to fraction form
    11,391,871/17,090,606.40 = 3,413,695/x
  3. Step 3: Cross multiply
    11,391,871x = 17,090,606.40 × 3,413,695
  4. Step 4: Simplify right side
    11,391,871x = 58,342,117,614,647.99
  5. Step 5: Solve for x
    x = 58,342,117,614,647.99/11,391,871
  6. Step 6: Final answer
    x = 5,121,381.52

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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.