Home / 28,323,163.05-39,085,907.65-15,933,265.17

Finding the Fourth Proportional to 28,323,163.05, 39,085,907.65 and 15,933,265.17

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Solution

The fourth proportional to 28,323,163.05, 39,085,907.65 and 15,933,265.17 is: 21,987,873.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,323,163.05 : 39,085,907.65 = 15,933,265.17 : x
  2. Step 2: Convert to fraction form
    28,323,163.05/39,085,907.65 = 15,933,265.17/x
  3. Step 3: Cross multiply
    28,323,163.05x = 39,085,907.65 × 15,933,265.17
  4. Step 4: Simplify right side
    28,323,163.05x = 622,766,130,997,581.50
  5. Step 5: Solve for x
    x = 622,766,130,997,581.50/28,323,163.05
  6. Step 6: Final answer
    x = 21,987,873.67

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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.