Home / 20,203,583.60-30,309,862.80-5,825,532.80

Finding the Fourth Proportional to 20,203,583.60, 30,309,862.80 and 5,825,532.80

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Solution

The fourth proportional to 20,203,583.60, 30,309,862.80 and 5,825,532.80 is: 8,739,593.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,203,583.60 : 30,309,862.80 = 5,825,532.80 : x
  2. Step 2: Convert to fraction form
    20,203,583.60/30,309,862.80 = 5,825,532.80/x
  3. Step 3: Cross multiply
    20,203,583.60x = 30,309,862.80 × 5,825,532.80
  4. Step 4: Simplify right side
    20,203,583.60x = 176,571,099,904,899.84
  5. Step 5: Solve for x
    x = 176,571,099,904,899.84/20,203,583.60
  6. Step 6: Final answer
    x = 8,739,593.10

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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.