Home / 13,546,998.32-18,694,867.43-7,352,043.39

Finding the Fourth Proportional to 13,546,998.32, 18,694,867.43 and 7,352,043.39

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Solution

The fourth proportional to 13,546,998.32, 18,694,867.43 and 7,352,043.39 is: 10,145,825.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546,998.32 : 18,694,867.43 = 7,352,043.39 : x
  2. Step 2: Convert to fraction form
    13,546,998.32/18,694,867.43 = 7,352,043.39/x
  3. Step 3: Cross multiply
    13,546,998.32x = 18,694,867.43 × 7,352,043.39
  4. Step 4: Simplify right side
    13,546,998.32x = 137,445,476,534,037.89
  5. Step 5: Solve for x
    x = 137,445,476,534,037.89/13,546,998.32
  6. Step 6: Final answer
    x = 10,145,825.17

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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.