Home / 18,522,002.40-27,783,003.60-5,743,798.80

Finding the Fourth Proportional to 18,522,002.40, 27,783,003.60 and 5,743,798.80

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Solution

The fourth proportional to 18,522,002.40, 27,783,003.60 and 5,743,798.80 is: 8,615,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,522,002.40 : 27,783,003.60 = 5,743,798.80 : x
  2. Step 2: Convert to fraction form
    18,522,002.40/27,783,003.60 = 5,743,798.80/x
  3. Step 3: Cross multiply
    18,522,002.40x = 27,783,003.60 × 5,743,798.80
  4. Step 4: Simplify right side
    18,522,002.40x = 159,579,982,738,075.69
  5. Step 5: Solve for x
    x = 159,579,982,738,075.69/18,522,002.40
  6. Step 6: Final answer
    x = 8,615,698.20

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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.