Home / 15,546,109.20-23,319,163.80-11,958,882.45

Finding the Fourth Proportional to 15,546,109.20, 23,319,163.80 and 11,958,882.45

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Solution

The fourth proportional to 15,546,109.20, 23,319,163.80 and 11,958,882.45 is: 17,938,323.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,546,109.20 : 23,319,163.80 = 11,958,882.45 : x
  2. Step 2: Convert to fraction form
    15,546,109.20/23,319,163.80 = 11,958,882.45/x
  3. Step 3: Cross multiply
    15,546,109.20x = 23,319,163.80 × 11,958,882.45
  4. Step 4: Simplify right side
    15,546,109.20x = 278,871,138,716,495.31
  5. Step 5: Solve for x
    x = 278,871,138,716,495.31/15,546,109.20
  6. Step 6: Final answer
    x = 17,938,323.68

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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.