Home / 15,989,892.78-23,986,519.31-5,208,033.21

Finding the Fourth Proportional to 15,989,892.78, 23,986,519.31 and 5,208,033.21

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Solution

The fourth proportional to 15,989,892.78, 23,986,519.31 and 5,208,033.21 is: 7,812,597.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,989,892.78 : 23,986,519.31 = 5,208,033.21 : x
  2. Step 2: Convert to fraction form
    15,989,892.78/23,986,519.31 = 5,208,033.21/x
  3. Step 3: Cross multiply
    15,989,892.78x = 23,986,519.31 × 5,208,033.21
  4. Step 4: Simplify right side
    15,989,892.78x = 124,922,589,158,786.28
  5. Step 5: Solve for x
    x = 124,922,589,158,786.28/15,989,892.78
  6. Step 6: Final answer
    x = 7,812,597.05

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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.