Home / 27,793,391.52-38,356,409.76-15,403,227.12

Finding the Fourth Proportional to 27,793,391.52, 38,356,409.76 and 15,403,227.12

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Solution

The fourth proportional to 27,793,391.52, 38,356,409.76 and 15,403,227.12 is: 21,257,301.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,793,391.52 : 38,356,409.76 = 15,403,227.12 : x
  2. Step 2: Convert to fraction form
    27,793,391.52/38,356,409.76 = 15,403,227.12/x
  3. Step 3: Cross multiply
    27,793,391.52x = 38,356,409.76 × 15,403,227.12
  4. Step 4: Simplify right side
    27,793,391.52x = 590,812,491,041,064.62
  5. Step 5: Solve for x
    x = 590,812,491,041,064.62/27,793,391.52
  6. Step 6: Final answer
    x = 21,257,301.06

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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.