Home / 20,344,747.11-28,075,775.37-11,052,323.32

Finding the Fourth Proportional to 20,344,747.11, 28,075,775.37 and 11,052,323.32

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Solution

The fourth proportional to 20,344,747.11, 28,075,775.37 and 11,052,323.32 is: 15,252,219.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,344,747.11 : 28,075,775.37 = 11,052,323.32 : x
  2. Step 2: Convert to fraction form
    20,344,747.11/28,075,775.37 = 11,052,323.32/x
  3. Step 3: Cross multiply
    20,344,747.11x = 28,075,775.37 × 11,052,323.32
  4. Step 4: Simplify right side
    20,344,747.11x = 310,302,546,848,932.62
  5. Step 5: Solve for x
    x = 310,302,546,848,932.62/20,344,747.11
  6. Step 6: Final answer
    x = 15,252,219.41

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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.