Home / 20,099,956.20-30,140,603.10-8,734,554.60

Finding the Fourth Proportional to 20,099,956.20, 30,140,603.10 and 8,734,554.60

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Solution

The fourth proportional to 20,099,956.20, 30,140,603.10 and 8,734,554.60 is: 13,097,776.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,099,956.20 : 30,140,603.10 = 8,734,554.60 : x
  2. Step 2: Convert to fraction form
    20,099,956.20/30,140,603.10 = 8,734,554.60/x
  3. Step 3: Cross multiply
    20,099,956.20x = 30,140,603.10 × 8,734,554.60
  4. Step 4: Simplify right side
    20,099,956.20x = 263,264,743,453,879.25
  5. Step 5: Solve for x
    x = 263,264,743,453,879.25/20,099,956.20
  6. Step 6: Final answer
    x = 13,097,776.97

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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.