Home / 13,149,391.80-19,724,087.70-10,757,907.30

Finding the Fourth Proportional to 13,149,391.80, 19,724,087.70 and 10,757,907.30

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Solution

The fourth proportional to 13,149,391.80, 19,724,087.70 and 10,757,907.30 is: 16,136,860.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,149,391.80 : 19,724,087.70 = 10,757,907.30 : x
  2. Step 2: Convert to fraction form
    13,149,391.80/19,724,087.70 = 10,757,907.30/x
  3. Step 3: Cross multiply
    13,149,391.80x = 19,724,087.70 × 10,757,907.30
  4. Step 4: Simplify right side
    13,149,391.80x = 212,189,907,053,670.22
  5. Step 5: Solve for x
    x = 212,189,907,053,670.22/13,149,391.80
  6. Step 6: Final answer
    x = 16,136,860.95

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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.