Home / 28,507,992.96-39,345,289.92-22,442,067.84

Finding the Fourth Proportional to 28,507,992.96, 39,345,289.92 and 22,442,067.84

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Solution

The fourth proportional to 28,507,992.96, 39,345,289.92 and 22,442,067.84 is: 30,973,406.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,507,992.96 : 39,345,289.92 = 22,442,067.84 : x
  2. Step 2: Convert to fraction form
    28,507,992.96/39,345,289.92 = 22,442,067.84/x
  3. Step 3: Cross multiply
    28,507,992.96x = 39,345,289.92 × 22,442,067.84
  4. Step 4: Simplify right side
    28,507,992.96x = 882,989,665,569,108.25
  5. Step 5: Solve for x
    x = 882,989,665,569,108.25/28,507,992.96
  6. Step 6: Final answer
    x = 30,973,406.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.