Home / 19,711,561.37-27,201,668.14-11,009,857.73

Finding the Fourth Proportional to 19,711,561.37, 27,201,668.14 and 11,009,857.73

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Solution

The fourth proportional to 19,711,561.37, 27,201,668.14 and 11,009,857.73 is: 15,193,443.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,711,561.37 : 27,201,668.14 = 11,009,857.73 : x
  2. Step 2: Convert to fraction form
    19,711,561.37/27,201,668.14 = 11,009,857.73/x
  3. Step 3: Cross multiply
    19,711,561.37x = 27,201,668.14 × 11,009,857.73
  4. Step 4: Simplify right side
    19,711,561.37x = 299,486,496,240,073.75
  5. Step 5: Solve for x
    x = 299,486,496,240,073.75/19,711,561.37
  6. Step 6: Final answer
    x = 15,193,443.62

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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.