Home / 13,546,541.82-18,694,364.54-7,351,642

Finding the Fourth Proportional to 13,546,541.82, 18,694,364.54 and 7,351,642

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Solution

The fourth proportional to 13,546,541.82, 18,694,364.54 and 7,351,642 is: 10,145,340.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546,541.82 : 18,694,364.54 = 7,351,642 : x
  2. Step 2: Convert to fraction form
    13,546,541.82/18,694,364.54 = 7,351,642/x
  3. Step 3: Cross multiply
    13,546,541.82x = 18,694,364.54 × 7,351,642
  4. Step 4: Simplify right side
    13,546,541.82x = 137,434,275,515,574.67
  5. Step 5: Solve for x
    x = 137,434,275,515,574.67/13,546,541.82
  6. Step 6: Final answer
    x = 10,145,340.22

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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.