Home / 20,635,216.20-30,952,824.30-20,316,351.60

Finding the Fourth Proportional to 20,635,216.20, 30,952,824.30 and 20,316,351.60

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Solution

The fourth proportional to 20,635,216.20, 30,952,824.30 and 20,316,351.60 is: 30,474,527.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,635,216.20 : 30,952,824.30 = 20,316,351.60 : x
  2. Step 2: Convert to fraction form
    20,635,216.20/30,952,824.30 = 20,316,351.60/x
  3. Step 3: Cross multiply
    20,635,216.20x = 30,952,824.30 × 20,316,351.60
  4. Step 4: Simplify right side
    20,635,216.20x = 628,848,461,491,824
  5. Step 5: Solve for x
    x = 628,848,461,491,824/20,635,216.20
  6. Step 6: Final answer
    x = 30,474,527.40

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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.