Home / 48,929,659.40-73,394,489.10-20,160,986.60

Finding the Fourth Proportional to 48,929,659.40, 73,394,489.10 and 20,160,986.60

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Solution

The fourth proportional to 48,929,659.40, 73,394,489.10 and 20,160,986.60 is: 30,241,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,929,659.40 : 73,394,489.10 = 20,160,986.60 : x
  2. Step 2: Convert to fraction form
    48,929,659.40/73,394,489.10 = 20,160,986.60/x
  3. Step 3: Cross multiply
    48,929,659.40x = 73,394,489.10 × 20,160,986.60
  4. Step 4: Simplify right side
    48,929,659.40x = 1,479,705,311,258,946
  5. Step 5: Solve for x
    x = 1,479,705,311,258,946/48,929,659.40
  6. Step 6: Final answer
    x = 30,241,479.90

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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.