Home / 56,858,086.08-78,463,864.08-30,752,576.64

Finding the Fourth Proportional to 56,858,086.08, 78,463,864.08 and 30,752,576.64

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Solution

The fourth proportional to 56,858,086.08, 78,463,864.08 and 30,752,576.64 is: 42,438,396.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,858,086.08 : 78,463,864.08 = 30,752,576.64 : x
  2. Step 2: Convert to fraction form
    56,858,086.08/78,463,864.08 = 30,752,576.64/x
  3. Step 3: Cross multiply
    56,858,086.08x = 78,463,864.08 × 30,752,576.64
  4. Step 4: Simplify right side
    56,858,086.08x = 2,412,965,993,590,743
  5. Step 5: Solve for x
    x = 2,412,965,993,590,743/56,858,086.08
  6. Step 6: Final answer
    x = 42,438,396.36

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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.