Home / 54,507,502.06-81,783,064.78-22,161,890.86

Finding the Fourth Proportional to 54,507,502.06, 81,783,064.78 and 22,161,890.86

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Solution

The fourth proportional to 54,507,502.06, 81,783,064.78 and 22,161,890.86 is: 33,251,704.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,507,502.06 : 81,783,064.78 = 22,161,890.86 : x
  2. Step 2: Convert to fraction form
    54,507,502.06/81,783,064.78 = 22,161,890.86/x
  3. Step 3: Cross multiply
    54,507,502.06x = 81,783,064.78 × 22,161,890.86
  4. Step 4: Simplify right side
    54,507,502.06x = 1,812,467,355,850,670
  5. Step 5: Solve for x
    x = 1,812,467,355,850,670/54,507,502.06
  6. Step 6: Final answer
    x = 33,251,704.58

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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.