Home / 19,481,745.45-29,213,673.13-5,645,558.73

Finding the Fourth Proportional to 19,481,745.45, 29,213,673.13 and 5,645,558.73

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Solution

The fourth proportional to 19,481,745.45, 29,213,673.13 and 5,645,558.73 is: 8,465,745.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,481,745.45 : 29,213,673.13 = 5,645,558.73 : x
  2. Step 2: Convert to fraction form
    19,481,745.45/29,213,673.13 = 5,645,558.73/x
  3. Step 3: Cross multiply
    19,481,745.45x = 29,213,673.13 × 5,645,558.73
  4. Step 4: Simplify right side
    19,481,745.45x = 164,927,507,374,437.94
  5. Step 5: Solve for x
    x = 164,927,507,374,437.94/19,481,745.45
  6. Step 6: Final answer
    x = 8,465,745.94

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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.