Home / 27,389,830.56-37,797,908.40-15,787,315.68

Finding the Fourth Proportional to 27,389,830.56, 37,797,908.40 and 15,787,315.68

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Solution

The fourth proportional to 27,389,830.56, 37,797,908.40 and 15,787,315.68 is: 21,786,462.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,389,830.56 : 37,797,908.40 = 15,787,315.68 : x
  2. Step 2: Convert to fraction form
    27,389,830.56/37,797,908.40 = 15,787,315.68/x
  3. Step 3: Cross multiply
    27,389,830.56x = 37,797,908.40 × 15,787,315.68
  4. Step 4: Simplify right side
    27,389,830.56x = 596,727,511,954,523.62
  5. Step 5: Solve for x
    x = 596,727,511,954,523.62/27,389,830.56
  6. Step 6: Final answer
    x = 21,786,462.34

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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.