Home / 39,242,766.60-58,840,530.30-20,110,890.60

Finding the Fourth Proportional to 39,242,766.60, 58,840,530.30 and 20,110,890.60

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Solution

The fourth proportional to 39,242,766.60, 58,840,530.30 and 20,110,890.60 is: 30,154,231.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,242,766.60 : 58,840,530.30 = 20,110,890.60 : x
  2. Step 2: Convert to fraction form
    39,242,766.60/58,840,530.30 = 20,110,890.60/x
  3. Step 3: Cross multiply
    39,242,766.60x = 58,840,530.30 × 20,110,890.60
  4. Step 4: Simplify right side
    39,242,766.60x = 1,183,335,467,709,285.25
  5. Step 5: Solve for x
    x = 1,183,335,467,709,285.25/39,242,766.60
  6. Step 6: Final answer
    x = 30,154,231.47

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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.