Home / 29,147,999.40-43,721,999.10-28,722,846.60

Finding the Fourth Proportional to 29,147,999.40, 43,721,999.10 and 28,722,846.60

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Solution

The fourth proportional to 29,147,999.40, 43,721,999.10 and 28,722,846.60 is: 43,084,269.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,147,999.40 : 43,721,999.10 = 28,722,846.60 : x
  2. Step 2: Convert to fraction form
    29,147,999.40/43,721,999.10 = 28,722,846.60/x
  3. Step 3: Cross multiply
    29,147,999.40x = 43,721,999.10 × 28,722,846.60
  4. Step 4: Simplify right side
    29,147,999.40x = 1,255,820,273,194,638.25
  5. Step 5: Solve for x
    x = 1,255,820,273,194,638.25/29,147,999.40
  6. Step 6: Final answer
    x = 43,084,269.90

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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.