Home / 30,322,200.60-45,489,205.80-8,757,505.80

Finding the Fourth Proportional to 30,322,200.60, 45,489,205.80 and 8,757,505.80

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Solution

The fourth proportional to 30,322,200.60, 45,489,205.80 and 8,757,505.80 is: 13,137,964.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,322,200.60 : 45,489,205.80 = 8,757,505.80 : x
  2. Step 2: Convert to fraction form
    30,322,200.60/45,489,205.80 = 8,757,505.80/x
  3. Step 3: Cross multiply
    30,322,200.60x = 45,489,205.80 × 8,757,505.80
  4. Step 4: Simplify right side
    30,322,200.60x = 398,371,983,630,893.62
  5. Step 5: Solve for x
    x = 398,371,983,630,893.62/30,322,200.60
  6. Step 6: Final answer
    x = 13,137,964.12

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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.