Home / 7,119,270.02-9,821,880.96-5,263,142.42

Finding the Fourth Proportional to 7,119,270.02, 9,821,880.96 and 5,263,142.42

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Solution

The fourth proportional to 7,119,270.02, 9,821,880.96 and 5,263,142.42 is: 7,261,131.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,119,270.02 : 9,821,880.96 = 5,263,142.42 : x
  2. Step 2: Convert to fraction form
    7,119,270.02/9,821,880.96 = 5,263,142.42/x
  3. Step 3: Cross multiply
    7,119,270.02x = 9,821,880.96 × 5,263,142.42
  4. Step 4: Simplify right side
    7,119,270.02x = 51,693,958,324,766.33
  5. Step 5: Solve for x
    x = 51,693,958,324,766.33/7,119,270.02
  6. Step 6: Final answer
    x = 7,261,131.85

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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.