Home / 22,414,937.60-33,622,406.40-20,430,891.20

Finding the Fourth Proportional to 22,414,937.60, 33,622,406.40 and 20,430,891.20

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Solution

The fourth proportional to 22,414,937.60, 33,622,406.40 and 20,430,891.20 is: 30,646,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,414,937.60 : 33,622,406.40 = 20,430,891.20 : x
  2. Step 2: Convert to fraction form
    22,414,937.60/33,622,406.40 = 20,430,891.20/x
  3. Step 3: Cross multiply
    22,414,937.60x = 33,622,406.40 × 20,430,891.20
  4. Step 4: Simplify right side
    22,414,937.60x = 686,935,727,040,583.62
  5. Step 5: Solve for x
    x = 686,935,727,040,583.62/22,414,937.60
  6. Step 6: Final answer
    x = 30,646,336.80

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1.5x scale

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.