Home / 12,241,505.70-18,362,258.55-4,263,329.70

Finding the Fourth Proportional to 12,241,505.70, 18,362,258.55 and 4,263,329.70

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Solution

The fourth proportional to 12,241,505.70, 18,362,258.55 and 4,263,329.70 is: 6,394,994.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241,505.70 : 18,362,258.55 = 4,263,329.70 : x
  2. Step 2: Convert to fraction form
    12,241,505.70/18,362,258.55 = 4,263,329.70/x
  3. Step 3: Cross multiply
    12,241,505.70x = 18,362,258.55 × 4,263,329.70
  4. Step 4: Simplify right side
    12,241,505.70x = 78,284,362,235,293.94
  5. Step 5: Solve for x
    x = 78,284,362,235,293.94/12,241,505.70
  6. Step 6: Final answer
    x = 6,394,994.55

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1.5x scale

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.