Home / 13,681,725.39-18,857,770.38-10,372,923.89

Finding the Fourth Proportional to 13,681,725.39, 18,857,770.38 and 10,372,923.89

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Solution

The fourth proportional to 13,681,725.39, 18,857,770.38 and 10,372,923.89 is: 14,297,189.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,681,725.39 : 18,857,770.38 = 10,372,923.89 : x
  2. Step 2: Convert to fraction form
    13,681,725.39/18,857,770.38 = 10,372,923.89/x
  3. Step 3: Cross multiply
    13,681,725.39x = 18,857,770.38 × 10,372,923.89
  4. Step 4: Simplify right side
    13,681,725.39x = 195,610,216,863,264.16
  5. Step 5: Solve for x
    x = 195,610,216,863,264.16/13,681,725.39
  6. Step 6: Final answer
    x = 14,297,189.23

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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.