Home / 20,247,620.60-30,375,892.40-5,871,288.60

Finding the Fourth Proportional to 20,247,620.60, 30,375,892.40 and 5,871,288.60

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Solution

The fourth proportional to 20,247,620.60, 30,375,892.40 and 5,871,288.60 is: 8,808,226.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,247,620.60 : 30,375,892.40 = 5,871,288.60 : x
  2. Step 2: Convert to fraction form
    20,247,620.60/30,375,892.40 = 5,871,288.60/x
  3. Step 3: Cross multiply
    20,247,620.60x = 30,375,892.40 × 5,871,288.60
  4. Step 4: Simplify right side
    20,247,620.60x = 178,345,630,762,946.62
  5. Step 5: Solve for x
    x = 178,345,630,762,946.62/20,247,620.60
  6. Step 6: Final answer
    x = 8,808,226.62

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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.