Home / 12,284,040.61-18,428,226.99-4,195,120.60

Finding the Fourth Proportional to 12,284,040.61, 18,428,226.99 and 4,195,120.60

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Solution

The fourth proportional to 12,284,040.61, 18,428,226.99 and 4,195,120.60 is: 6,293,420.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,284,040.61 : 18,428,226.99 = 4,195,120.60 : x
  2. Step 2: Convert to fraction form
    12,284,040.61/18,428,226.99 = 4,195,120.60/x
  3. Step 3: Cross multiply
    12,284,040.61x = 18,428,226.99 × 4,195,120.60
  4. Step 4: Simplify right side
    12,284,040.61x = 77,308,634,667,224.98
  5. Step 5: Solve for x
    x = 77,308,634,667,224.98/12,284,040.61
  6. Step 6: Final answer
    x = 6,293,420.64

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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.