Home / 11,104,149.87-15,289,661.45-9,719,746.07

Finding the Fourth Proportional to 11,104,149.87, 15,289,661.45 and 9,719,746.07

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Solution

The fourth proportional to 11,104,149.87, 15,289,661.45 and 9,719,746.07 is: 13,383,431.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,104,149.87 : 15,289,661.45 = 9,719,746.07 : x
  2. Step 2: Convert to fraction form
    11,104,149.87/15,289,661.45 = 9,719,746.07/x
  3. Step 3: Cross multiply
    11,104,149.87x = 15,289,661.45 × 9,719,746.07
  4. Step 4: Simplify right side
    11,104,149.87x = 148,611,626,738,119.06
  5. Step 5: Solve for x
    x = 148,611,626,738,119.06/11,104,149.87
  6. Step 6: Final answer
    x = 13,383,431.28

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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.