Home / 13,651,612.02-18,839,112.57-7,456,662.63

Finding the Fourth Proportional to 13,651,612.02, 18,839,112.57 and 7,456,662.63

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Solution

The fourth proportional to 13,651,612.02, 18,839,112.57 and 7,456,662.63 is: 10,290,133.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,651,612.02 : 18,839,112.57 = 7,456,662.63 : x
  2. Step 2: Convert to fraction form
    13,651,612.02/18,839,112.57 = 7,456,662.63/x
  3. Step 3: Cross multiply
    13,651,612.02x = 18,839,112.57 × 7,456,662.63
  4. Step 4: Simplify right side
    13,651,612.02x = 140,476,906,683,082.27
  5. Step 5: Solve for x
    x = 140,476,906,683,082.27/13,651,612.02
  6. Step 6: Final answer
    x = 10,290,133.24

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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.