Home / 19,247,427.36-26,560,638.72-11,507,896.80

Finding the Fourth Proportional to 19,247,427.36, 26,560,638.72 and 11,507,896.80

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Solution

The fourth proportional to 19,247,427.36, 26,560,638.72 and 11,507,896.80 is: 15,880,412.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247,427.36 : 26,560,638.72 = 11,507,896.80 : x
  2. Step 2: Convert to fraction form
    19,247,427.36/26,560,638.72 = 11,507,896.80/x
  3. Step 3: Cross multiply
    19,247,427.36x = 26,560,638.72 × 11,507,896.80
  4. Step 4: Simplify right side
    19,247,427.36x = 305,657,089,331,844.12
  5. Step 5: Solve for x
    x = 305,657,089,331,844.12/19,247,427.36
  6. Step 6: Final answer
    x = 15,880,412.67

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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.