Home / 33,215,377.64-45,837,249.68-18,531,046.20

Finding the Fourth Proportional to 33,215,377.64, 45,837,249.68 and 18,531,046.20

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Solution

The fourth proportional to 33,215,377.64, 45,837,249.68 and 18,531,046.20 is: 25,572,859.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,215,377.64 : 45,837,249.68 = 18,531,046.20 : x
  2. Step 2: Convert to fraction form
    33,215,377.64/45,837,249.68 = 18,531,046.20/x
  3. Step 3: Cross multiply
    33,215,377.64x = 45,837,249.68 × 18,531,046.20
  4. Step 4: Simplify right side
    33,215,377.64x = 849,412,191,501,015.12
  5. Step 5: Solve for x
    x = 849,412,191,501,015.12/33,215,377.64
  6. Step 6: Final answer
    x = 25,572,859.68

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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.