Home / 10,065,074.87-13,889,986.97-5,595,049.71

Finding the Fourth Proportional to 10,065,074.87, 13,889,986.97 and 5,595,049.71

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Solution

The fourth proportional to 10,065,074.87, 13,889,986.97 and 5,595,049.71 is: 7,721,270.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,065,074.87 : 13,889,986.97 = 5,595,049.71 : x
  2. Step 2: Convert to fraction form
    10,065,074.87/13,889,986.97 = 5,595,049.71/x
  3. Step 3: Cross multiply
    10,065,074.87x = 13,889,986.97 × 5,595,049.71
  4. Step 4: Simplify right side
    10,065,074.87x = 77,715,167,540,427.03
  5. Step 5: Solve for x
    x = 77,715,167,540,427.03/10,065,074.87
  6. Step 6: Final answer
    x = 7,721,270.69

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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.