Home / 13,147,764.45-19,720,711.32-4,048,913.25

Finding the Fourth Proportional to 13,147,764.45, 19,720,711.32 and 4,048,913.25

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Solution

The fourth proportional to 13,147,764.45, 19,720,711.32 and 4,048,913.25 is: 6,073,081.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,147,764.45 : 19,720,711.32 = 4,048,913.25 : x
  2. Step 2: Convert to fraction form
    13,147,764.45/19,720,711.32 = 4,048,913.25/x
  3. Step 3: Cross multiply
    13,147,764.45x = 19,720,711.32 × 4,048,913.25
  4. Step 4: Simplify right side
    13,147,764.45x = 79,847,449,362,972.98
  5. Step 5: Solve for x
    x = 79,847,449,362,972.98/13,147,764.45
  6. Step 6: Final answer
    x = 6,073,081.83

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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.