Home / 32,820,683.88-45,292,431.72-18,135,941.16

Finding the Fourth Proportional to 32,820,683.88, 45,292,431.72 and 18,135,941.16

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Solution

The fourth proportional to 32,820,683.88, 45,292,431.72 and 18,135,941.16 is: 25,027,536.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,820,683.88 : 45,292,431.72 = 18,135,941.16 : x
  2. Step 2: Convert to fraction form
    32,820,683.88/45,292,431.72 = 18,135,941.16/x
  3. Step 3: Cross multiply
    32,820,683.88x = 45,292,431.72 × 18,135,941.16
  4. Step 4: Simplify right side
    32,820,683.88x = 821,420,876,667,237.62
  5. Step 5: Solve for x
    x = 821,420,876,667,237.62/32,820,683.88
  6. Step 6: Final answer
    x = 25,027,536.89

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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.