Home / 27,736,040.52-38,275,527.78-15,512,897.52

Finding the Fourth Proportional to 27,736,040.52, 38,275,527.78 and 15,512,897.52

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Solution

The fourth proportional to 27,736,040.52, 38,275,527.78 and 15,512,897.52 is: 21,407,682.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,736,040.52 : 38,275,527.78 = 15,512,897.52 : x
  2. Step 2: Convert to fraction form
    27,736,040.52/38,275,527.78 = 15,512,897.52/x
  3. Step 3: Cross multiply
    27,736,040.52x = 38,275,527.78 × 15,512,897.52
  4. Step 4: Simplify right side
    27,736,040.52x = 593,764,339,975,053.12
  5. Step 5: Solve for x
    x = 593,764,339,975,053.12/27,736,040.52
  6. Step 6: Final answer
    x = 21,407,682.17

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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.