Home / 11,378,580.10-17,083,616.55-8,985,127.30

Finding the Fourth Proportional to 11,378,580.10, 17,083,616.55 and 8,985,127.30

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Solution

The fourth proportional to 11,378,580.10, 17,083,616.55 and 8,985,127.30 is: 13,490,125.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378,580.10 : 17,083,616.55 = 8,985,127.30 : x
  2. Step 2: Convert to fraction form
    11,378,580.10/17,083,616.55 = 8,985,127.30/x
  3. Step 3: Cross multiply
    11,378,580.10x = 17,083,616.55 × 8,985,127.30
  4. Step 4: Simplify right side
    11,378,580.10x = 153,498,469,446,136.84
  5. Step 5: Solve for x
    x = 153,498,469,446,136.84/11,378,580.10
  6. Step 6: Final answer
    x = 13,490,125.14

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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.