Home / 11,342,427.30-17,013,640.95-11,193,128.10

Finding the Fourth Proportional to 11,342,427.30, 17,013,640.95 and 11,193,128.10

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Solution

The fourth proportional to 11,342,427.30, 17,013,640.95 and 11,193,128.10 is: 16,789,692.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,342,427.30 : 17,013,640.95 = 11,193,128.10 : x
  2. Step 2: Convert to fraction form
    11,342,427.30/17,013,640.95 = 11,193,128.10/x
  3. Step 3: Cross multiply
    11,342,427.30x = 17,013,640.95 × 11,193,128.10
  4. Step 4: Simplify right side
    11,342,427.30x = 190,435,862,600,755.69
  5. Step 5: Solve for x
    x = 190,435,862,600,755.69/11,342,427.30
  6. Step 6: Final answer
    x = 16,789,692.15

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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.