Home / 11,975,490.78-17,962,978.29-3,339,361.10

Finding the Fourth Proportional to 11,975,490.78, 17,962,978.29 and 3,339,361.10

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Solution

The fourth proportional to 11,975,490.78, 17,962,978.29 and 3,339,361.10 is: 5,008,969.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975,490.78 : 17,962,978.29 = 3,339,361.10 : x
  2. Step 2: Convert to fraction form
    11,975,490.78/17,962,978.29 = 3,339,361.10/x
  3. Step 3: Cross multiply
    11,975,490.78x = 17,962,978.29 × 3,339,361.10
  4. Step 4: Simplify right side
    11,975,490.78x = 59,984,870,947,527.03
  5. Step 5: Solve for x
    x = 59,984,870,947,527.03/11,975,490.78
  6. Step 6: Final answer
    x = 5,008,969.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.