Home / 56,535,556.38-84,816,967.88-19,642,076.66

Finding the Fourth Proportional to 56,535,556.38, 84,816,967.88 and 19,642,076.66

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Solution

The fourth proportional to 56,535,556.38, 84,816,967.88 and 19,642,076.66 is: 29,467,851.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,535,556.38 : 84,816,967.88 = 19,642,076.66 : x
  2. Step 2: Convert to fraction form
    56,535,556.38/84,816,967.88 = 19,642,076.66/x
  3. Step 3: Cross multiply
    56,535,556.38x = 84,816,967.88 × 19,642,076.66
  4. Step 4: Simplify right side
    56,535,556.38x = 1,665,981,384,792,738
  5. Step 5: Solve for x
    x = 1,665,981,384,792,738/56,535,556.38
  6. Step 6: Final answer
    x = 29,467,851.59

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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.