Home / 32,273,690.40-48,345,217.20-20,105,805.60

Finding the Fourth Proportional to 32,273,690.40, 48,345,217.20 and 20,105,805.60

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Solution

The fourth proportional to 32,273,690.40, 48,345,217.20 and 20,105,805.60 is: 30,118,016.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,273,690.40 : 48,345,217.20 = 20,105,805.60 : x
  2. Step 2: Convert to fraction form
    32,273,690.40/48,345,217.20 = 20,105,805.60/x
  3. Step 3: Cross multiply
    32,273,690.40x = 48,345,217.20 × 20,105,805.60
  4. Step 4: Simplify right side
    32,273,690.40x = 972,019,538,712,976.50
  5. Step 5: Solve for x
    x = 972,019,538,712,976.50/32,273,690.40
  6. Step 6: Final answer
    x = 30,118,016.46

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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.