Home / 20,214,632.40-30,325,885.20-5,838,169.20

Finding the Fourth Proportional to 20,214,632.40, 30,325,885.20 and 5,838,169.20

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Solution

The fourth proportional to 20,214,632.40, 30,325,885.20 and 5,838,169.20 is: 8,758,390.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,214,632.40 : 30,325,885.20 = 5,838,169.20 : x
  2. Step 2: Convert to fraction form
    20,214,632.40/30,325,885.20 = 5,838,169.20/x
  3. Step 3: Cross multiply
    20,214,632.40x = 30,325,885.20 × 5,838,169.20
  4. Step 4: Simplify right side
    20,214,632.40x = 177,047,648,937,375.84
  5. Step 5: Solve for x
    x = 177,047,648,937,375.84/20,214,632.40
  6. Step 6: Final answer
    x = 8,758,390.73

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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.