Home / 18,337,813.65-27,507,662.40-4,691,078.24

Finding the Fourth Proportional to 18,337,813.65, 27,507,662.40 and 4,691,078.24

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Solution

The fourth proportional to 18,337,813.65, 27,507,662.40 and 4,691,078.24 is: 7,036,858.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,337,813.65 : 27,507,662.40 = 4,691,078.24 : x
  2. Step 2: Convert to fraction form
    18,337,813.65/27,507,662.40 = 4,691,078.24/x
  3. Step 3: Cross multiply
    18,337,813.65x = 27,507,662.40 × 4,691,078.24
  4. Step 4: Simplify right side
    18,337,813.65x = 129,040,596,380,367.86
  5. Step 5: Solve for x
    x = 129,040,596,380,367.86/18,337,813.65
  6. Step 6: Final answer
    x = 7,036,858.31

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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.