Home / 13,912,928.83-20,848,109.68-7,436,925.37

Finding the Fourth Proportional to 13,912,928.83, 20,848,109.68 and 7,436,925.37

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Solution

The fourth proportional to 13,912,928.83, 20,848,109.68 and 7,436,925.37 is: 11,144,011.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,912,928.83 : 20,848,109.68 = 7,436,925.37 : x
  2. Step 2: Convert to fraction form
    13,912,928.83/20,848,109.68 = 7,436,925.37/x
  3. Step 3: Cross multiply
    13,912,928.83x = 20,848,109.68 × 7,436,925.37
  4. Step 4: Simplify right side
    13,912,928.83x = 155,045,835,795,734.59
  5. Step 5: Solve for x
    x = 155,045,835,795,734.59/13,912,928.83
  6. Step 6: Final answer
    x = 11,144,011.28

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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.