Home / 5,555,983.80-8,351,690.40-5,237,119.20

Finding the Fourth Proportional to 5,555,983.80, 8,351,690.40 and 5,237,119.20

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Solution

The fourth proportional to 5,555,983.80, 8,351,690.40 and 5,237,119.20 is: 7,872,376.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,983.80 : 8,351,690.40 = 5,237,119.20 : x
  2. Step 2: Convert to fraction form
    5,555,983.80/8,351,690.40 = 5,237,119.20/x
  3. Step 3: Cross multiply
    5,555,983.80x = 8,351,690.40 × 5,237,119.20
  4. Step 4: Simplify right side
    5,555,983.80x = 43,738,798,146,295.68
  5. Step 5: Solve for x
    x = 43,738,798,146,295.68/5,555,983.80
  6. Step 6: Final answer
    x = 7,872,376.83

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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.