Home / 12,268,829.70-18,403,244.55-3,294,288.90

Finding the Fourth Proportional to 12,268,829.70, 18,403,244.55 and 3,294,288.90

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Solution

The fourth proportional to 12,268,829.70, 18,403,244.55 and 3,294,288.90 is: 4,941,433.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268,829.70 : 18,403,244.55 = 3,294,288.90 : x
  2. Step 2: Convert to fraction form
    12,268,829.70/18,403,244.55 = 3,294,288.90/x
  3. Step 3: Cross multiply
    12,268,829.70x = 18,403,244.55 × 3,294,288.90
  4. Step 4: Simplify right side
    12,268,829.70x = 60,625,604,245,050.49
  5. Step 5: Solve for x
    x = 60,625,604,245,050.49/12,268,829.70
  6. Step 6: Final answer
    x = 4,941,433.35

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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.