Home / 13,082,419.25-19,626,734.48-4,106,971.25

Finding the Fourth Proportional to 13,082,419.25, 19,626,734.48 and 4,106,971.25

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Solution

The fourth proportional to 13,082,419.25, 19,626,734.48 and 4,106,971.25 is: 6,161,431.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082,419.25 : 19,626,734.48 = 4,106,971.25 : x
  2. Step 2: Convert to fraction form
    13,082,419.25/19,626,734.48 = 4,106,971.25/x
  3. Step 3: Cross multiply
    13,082,419.25x = 19,626,734.48 × 4,106,971.25
  4. Step 4: Simplify right side
    13,082,419.25x = 80,606,434,240,743.70
  5. Step 5: Solve for x
    x = 80,606,434,240,743.70/13,082,419.25
  6. Step 6: Final answer
    x = 6,161,431.82

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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.