Home / 13,376,003.40-20,064,005.10-11,451,702.60

Finding the Fourth Proportional to 13,376,003.40, 20,064,005.10 and 11,451,702.60

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Solution

The fourth proportional to 13,376,003.40, 20,064,005.10 and 11,451,702.60 is: 17,177,553.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,003.40 : 20,064,005.10 = 11,451,702.60 : x
  2. Step 2: Convert to fraction form
    13,376,003.40/20,064,005.10 = 11,451,702.60/x
  3. Step 3: Cross multiply
    13,376,003.40x = 20,064,005.10 × 11,451,702.60
  4. Step 4: Simplify right side
    13,376,003.40x = 229,767,019,370,083.28
  5. Step 5: Solve for x
    x = 229,767,019,370,083.28/13,376,003.40
  6. Step 6: Final answer
    x = 17,177,553.90

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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.