Home / 13,934,702.65-20,904,745.75-5,298,131.58

Finding the Fourth Proportional to 13,934,702.65, 20,904,745.75 and 5,298,131.58

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Solution

The fourth proportional to 13,934,702.65, 20,904,745.75 and 5,298,131.58 is: 7,948,220.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,934,702.65 : 20,904,745.75 = 5,298,131.58 : x
  2. Step 2: Convert to fraction form
    13,934,702.65/20,904,745.75 = 5,298,131.58/x
  3. Step 3: Cross multiply
    13,934,702.65x = 20,904,745.75 × 5,298,131.58
  4. Step 4: Simplify right side
    13,934,702.65x = 110,756,093,629,945.78
  5. Step 5: Solve for x
    x = 110,756,093,629,945.78/13,934,702.65
  6. Step 6: Final answer
    x = 7,948,220.81

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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.