Home / 39,149,487.09-58,724,821.22-13,591,308.51

Finding the Fourth Proportional to 39,149,487.09, 58,724,821.22 and 13,591,308.51

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Solution

The fourth proportional to 39,149,487.09, 58,724,821.22 and 13,591,308.51 is: 20,387,167.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,149,487.09 : 58,724,821.22 = 13,591,308.51 : x
  2. Step 2: Convert to fraction form
    39,149,487.09/58,724,821.22 = 13,591,308.51/x
  3. Step 3: Cross multiply
    39,149,487.09x = 58,724,821.22 × 13,591,308.51
  4. Step 4: Simplify right side
    39,149,487.09x = 798,147,162,327,658.12
  5. Step 5: Solve for x
    x = 798,147,162,327,658.12/39,149,487.09
  6. Step 6: Final answer
    x = 20,387,167.79

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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.