Home / 13,546,532.49-18,694,351.70-7,351,632.71

Finding the Fourth Proportional to 13,546,532.49, 18,694,351.70 and 7,351,632.71

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Solution

The fourth proportional to 13,546,532.49, 18,694,351.70 and 7,351,632.71 is: 10,145,327.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546,532.49 : 18,694,351.70 = 7,351,632.71 : x
  2. Step 2: Convert to fraction form
    13,546,532.49/18,694,351.70 = 7,351,632.71/x
  3. Step 3: Cross multiply
    13,546,532.49x = 18,694,351.70 × 7,351,632.71
  4. Step 4: Simplify right side
    13,546,532.49x = 137,434,007,319,734.19
  5. Step 5: Solve for x
    x = 137,434,007,319,734.19/13,546,532.49
  6. Step 6: Final answer
    x = 10,145,327.41

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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.