Home / 5,214,520.26-7,824,022.40-2,520,870.96

Finding the Fourth Proportional to 5,214,520.26, 7,824,022.40 and 2,520,870.96

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Solution

The fourth proportional to 5,214,520.26, 7,824,022.40 and 2,520,870.96 is: 3,782,390.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,520.26 : 7,824,022.40 = 2,520,870.96 : x
  2. Step 2: Convert to fraction form
    5,214,520.26/7,824,022.40 = 2,520,870.96/x
  3. Step 3: Cross multiply
    5,214,520.26x = 7,824,022.40 × 2,520,870.96
  4. Step 4: Simplify right side
    5,214,520.26x = 19,723,350,858,549.50
  5. Step 5: Solve for x
    x = 19,723,350,858,549.50/5,214,520.26
  6. Step 6: Final answer
    x = 3,782,390.30

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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.