Home / 27,181,409.13-37,501,900.07-15,418,738.89

Finding the Fourth Proportional to 27,181,409.13, 37,501,900.07 and 15,418,738.89

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Solution

The fourth proportional to 27,181,409.13, 37,501,900.07 and 15,418,738.89 is: 21,273,069.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,181,409.13 : 37,501,900.07 = 15,418,738.89 : x
  2. Step 2: Convert to fraction form
    27,181,409.13/37,501,900.07 = 15,418,738.89/x
  3. Step 3: Cross multiply
    27,181,409.13x = 37,501,900.07 × 15,418,738.89
  4. Step 4: Simplify right side
    27,181,409.13x = 578,232,004,981,109
  5. Step 5: Solve for x
    x = 578,232,004,981,109/27,181,409.13
  6. Step 6: Final answer
    x = 21,273,069.48

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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.