Home / 30,450,396.20-45,657,353.56-9,691,867.64

Finding the Fourth Proportional to 30,450,396.20, 45,657,353.56 and 9,691,867.64

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Solution

The fourth proportional to 30,450,396.20, 45,657,353.56 and 9,691,867.64 is: 14,531,995.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,450,396.20 : 45,657,353.56 = 9,691,867.64 : x
  2. Step 2: Convert to fraction form
    30,450,396.20/45,657,353.56 = 9,691,867.64/x
  3. Step 3: Cross multiply
    30,450,396.20x = 45,657,353.56 × 9,691,867.64
  4. Step 4: Simplify right side
    30,450,396.20x = 442,505,027,447,743.50
  5. Step 5: Solve for x
    x = 442,505,027,447,743.50/30,450,396.20
  6. Step 6: Final answer
    x = 14,531,995.73

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.