Home / 27,397,083.30-37,806,631.40-15,007,231.68

Finding the Fourth Proportional to 27,397,083.30, 37,806,631.40 and 15,007,231.68

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Solution

The fourth proportional to 27,397,083.30, 37,806,631.40 and 15,007,231.68 is: 20,709,243.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,397,083.30 : 37,806,631.40 = 15,007,231.68 : x
  2. Step 2: Convert to fraction form
    27,397,083.30/37,806,631.40 = 15,007,231.68/x
  3. Step 3: Cross multiply
    27,397,083.30x = 37,806,631.40 × 15,007,231.68
  4. Step 4: Simplify right side
    27,397,083.30x = 567,372,876,460,162.75
  5. Step 5: Solve for x
    x = 567,372,876,460,162.75/27,397,083.30
  6. Step 6: Final answer
    x = 20,709,243.76

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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.