Home / 33,106,782.80-49,661,729.40-10,388,421.20

Finding the Fourth Proportional to 33,106,782.80, 49,661,729.40 and 10,388,421.20

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Solution

The fourth proportional to 33,106,782.80, 49,661,729.40 and 10,388,421.20 is: 15,583,119.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,106,782.80 : 49,661,729.40 = 10,388,421.20 : x
  2. Step 2: Convert to fraction form
    33,106,782.80/49,661,729.40 = 10,388,421.20/x
  3. Step 3: Cross multiply
    33,106,782.80x = 49,661,729.40 × 10,388,421.20
  4. Step 4: Simplify right side
    33,106,782.80x = 515,906,962,527,623.25
  5. Step 5: Solve for x
    x = 515,906,962,527,623.25/33,106,782.80
  6. Step 6: Final answer
    x = 15,583,119.80

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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.