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Finding the Fourth Proportional to 7,955,334.37, 10,978,363.29 and 4,333,662.37

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Solution

The fourth proportional to 7,955,334.37, 10,978,363.29 and 4,333,662.37 is: 5,980,455.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,955,334.37 : 10,978,363.29 = 4,333,662.37 : x
  2. Step 2: Convert to fraction form
    7,955,334.37/10,978,363.29 = 4,333,662.37/x
  3. Step 3: Cross multiply
    7,955,334.37x = 10,978,363.29 × 4,333,662.37
  4. Step 4: Simplify right side
    7,955,334.37x = 47,576,519,874,062.40
  5. Step 5: Solve for x
    x = 47,576,519,874,062.40/7,955,334.37
  6. Step 6: Final answer
    x = 5,980,455.08

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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.