Home / 7,286,368.14-10,055,597.54-3,978,969.94

Finding the Fourth Proportional to 7,286,368.14, 10,055,597.54 and 3,978,969.94

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Solution

The fourth proportional to 7,286,368.14, 10,055,597.54 and 3,978,969.94 is: 5,491,202.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286,368.14 : 10,055,597.54 = 3,978,969.94 : x
  2. Step 2: Convert to fraction form
    7,286,368.14/10,055,597.54 = 3,978,969.94/x
  3. Step 3: Cross multiply
    7,286,368.14x = 10,055,597.54 × 3,978,969.94
  4. Step 4: Simplify right side
    7,286,368.14x = 40,010,920,304,485.99
  5. Step 5: Solve for x
    x = 40,010,920,304,485.99/7,286,368.14
  6. Step 6: Final answer
    x = 5,491,202.14

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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.