Home / 27,698,003.75-38,223,261.38-15,474,860.75

Finding the Fourth Proportional to 27,698,003.75, 38,223,261.38 and 15,474,860.75

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Solution

The fourth proportional to 27,698,003.75, 38,223,261.38 and 15,474,860.75 is: 21,355,316.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,698,003.75 : 38,223,261.38 = 15,474,860.75 : x
  2. Step 2: Convert to fraction form
    27,698,003.75/38,223,261.38 = 15,474,860.75/x
  3. Step 3: Cross multiply
    27,698,003.75x = 38,223,261.38 × 15,474,860.75
  4. Step 4: Simplify right side
    27,698,003.75x = 591,499,647,266,352.88
  5. Step 5: Solve for x
    x = 591,499,647,266,352.88/27,698,003.75
  6. Step 6: Final answer
    x = 21,355,316.89

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1.5x scale

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.