Home / 14,463,399.72-19,959,736.60-7,937,636.36

Finding the Fourth Proportional to 14,463,399.72, 19,959,736.60 and 7,937,636.36

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Solution

The fourth proportional to 14,463,399.72, 19,959,736.60 and 7,937,636.36 is: 10,954,072.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,463,399.72 : 19,959,736.60 = 7,937,636.36 : x
  2. Step 2: Convert to fraction form
    14,463,399.72/19,959,736.60 = 7,937,636.36/x
  3. Step 3: Cross multiply
    14,463,399.72x = 19,959,736.60 × 7,937,636.36
  4. Step 4: Simplify right side
    14,463,399.72x = 158,433,130,972,182.78
  5. Step 5: Solve for x
    x = 158,433,130,972,182.78/14,463,399.72
  6. Step 6: Final answer
    x = 10,954,072.63

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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.