Home / 20,614,097.20-30,921,145.80-18,630,050.80

Finding the Fourth Proportional to 20,614,097.20, 30,921,145.80 and 18,630,050.80

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Solution

The fourth proportional to 20,614,097.20, 30,921,145.80 and 18,630,050.80 is: 27,945,076.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,614,097.20 : 30,921,145.80 = 18,630,050.80 : x
  2. Step 2: Convert to fraction form
    20,614,097.20/30,921,145.80 = 18,630,050.80/x
  3. Step 3: Cross multiply
    20,614,097.20x = 30,921,145.80 × 18,630,050.80
  4. Step 4: Simplify right side
    20,614,097.20x = 576,062,517,048,206.62
  5. Step 5: Solve for x
    x = 576,062,517,048,206.62/20,614,097.20
  6. Step 6: Final answer
    x = 27,945,076.20

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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.