Home / 6,782,040.09-9,358,672.37-3,880,765.89

Finding the Fourth Proportional to 6,782,040.09, 9,358,672.37 and 3,880,765.89

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Solution

The fourth proportional to 6,782,040.09, 9,358,672.37 and 3,880,765.89 is: 5,355,146.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782,040.09 : 9,358,672.37 = 3,880,765.89 : x
  2. Step 2: Convert to fraction form
    6,782,040.09/9,358,672.37 = 3,880,765.89/x
  3. Step 3: Cross multiply
    6,782,040.09x = 9,358,672.37 × 3,880,765.89
  4. Step 4: Simplify right side
    6,782,040.09x = 36,318,816,489,777.63
  5. Step 5: Solve for x
    x = 36,318,816,489,777.63/6,782,040.09
  6. Step 6: Final answer
    x = 5,355,146.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.