Home / 17,681,997.96-24,388,004.03-15,613,363.89

Finding the Fourth Proportional to 17,681,997.96, 24,388,004.03 and 15,613,363.89

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Solution

The fourth proportional to 17,681,997.96, 24,388,004.03 and 15,613,363.89 is: 21,534,827.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,681,997.96 : 24,388,004.03 = 15,613,363.89 : x
  2. Step 2: Convert to fraction form
    17,681,997.96/24,388,004.03 = 15,613,363.89/x
  3. Step 3: Cross multiply
    17,681,997.96x = 24,388,004.03 × 15,613,363.89
  4. Step 4: Simplify right side
    17,681,997.96x = 380,778,781,393,109.62
  5. Step 5: Solve for x
    x = 380,778,781,393,109.62/17,681,997.96
  6. Step 6: Final answer
    x = 21,534,827.81

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1.5x scale

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.