Home / 5,326,033.20-7,992,986.40-3,528,319.20

Finding the Fourth Proportional to 5,326,033.20, 7,992,986.40 and 3,528,319.20

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Solution

The fourth proportional to 5,326,033.20, 7,992,986.40 and 3,528,319.20 is: 5,295,086.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326,033.20 : 7,992,986.40 = 3,528,319.20 : x
  2. Step 2: Convert to fraction form
    5,326,033.20/7,992,986.40 = 3,528,319.20/x
  3. Step 3: Cross multiply
    5,326,033.20x = 7,992,986.40 × 3,528,319.20
  4. Step 4: Simplify right side
    5,326,033.20x = 28,201,807,380,458.88
  5. Step 5: Solve for x
    x = 28,201,807,380,458.88/5,326,033.20
  6. Step 6: Final answer
    x = 5,295,086.67

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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.