Home / 20,350,851.80-30,526,277.70-19,761,027.80

Finding the Fourth Proportional to 20,350,851.80, 30,526,277.70 and 19,761,027.80

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Solution

The fourth proportional to 20,350,851.80, 30,526,277.70 and 19,761,027.80 is: 29,641,541.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,350,851.80 : 30,526,277.70 = 19,761,027.80 : x
  2. Step 2: Convert to fraction form
    20,350,851.80/30,526,277.70 = 19,761,027.80/x
  3. Step 3: Cross multiply
    20,350,851.80x = 30,526,277.70 × 19,761,027.80
  4. Step 4: Simplify right side
    20,350,851.80x = 603,230,622,260,220.12
  5. Step 5: Solve for x
    x = 603,230,622,260,220.12/20,350,851.80
  6. Step 6: Final answer
    x = 29,641,541.70

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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.