Home / 11,767,280.52-17,640,810.64-4,089,928.39

Finding the Fourth Proportional to 11,767,280.52, 17,640,810.64 and 4,089,928.39

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Solution

The fourth proportional to 11,767,280.52, 17,640,810.64 and 4,089,928.39 is: 6,131,378.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,767,280.52 : 17,640,810.64 = 4,089,928.39 : x
  2. Step 2: Convert to fraction form
    11,767,280.52/17,640,810.64 = 4,089,928.39/x
  3. Step 3: Cross multiply
    11,767,280.52x = 17,640,810.64 × 4,089,928.39
  4. Step 4: Simplify right side
    11,767,280.52x = 72,149,652,296,384.17
  5. Step 5: Solve for x
    x = 72,149,652,296,384.17/11,767,280.52
  6. Step 6: Final answer
    x = 6,131,378.63

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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.