Home / 20,370,297.42-30,568,907.79-9,590,681.07

Finding the Fourth Proportional to 20,370,297.42, 30,568,907.79 and 9,590,681.07

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Solution

The fourth proportional to 20,370,297.42, 30,568,907.79 and 9,590,681.07 is: 14,392,359.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,370,297.42 : 30,568,907.79 = 9,590,681.07 : x
  2. Step 2: Convert to fraction form
    20,370,297.42/30,568,907.79 = 9,590,681.07/x
  3. Step 3: Cross multiply
    20,370,297.42x = 30,568,907.79 × 9,590,681.07
  4. Step 4: Simplify right side
    20,370,297.42x = 293,176,645,272,128.56
  5. Step 5: Solve for x
    x = 293,176,645,272,128.56/20,370,297.42
  6. Step 6: Final answer
    x = 14,392,359.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.