Home / 28,984,491.83-43,476,709.77-7,419,059.12

Finding the Fourth Proportional to 28,984,491.83, 43,476,709.77 and 7,419,059.12

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Solution

The fourth proportional to 28,984,491.83, 43,476,709.77 and 7,419,059.12 is: 11,128,581.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,984,491.83 : 43,476,709.77 = 7,419,059.12 : x
  2. Step 2: Convert to fraction form
    28,984,491.83/43,476,709.77 = 7,419,059.12/x
  3. Step 3: Cross multiply
    28,984,491.83x = 43,476,709.77 × 7,419,059.12
  4. Step 4: Simplify right side
    28,984,491.83x = 322,556,279,909,328.06
  5. Step 5: Solve for x
    x = 322,556,279,909,328.06/28,984,491.83
  6. Step 6: Final answer
    x = 11,128,581.51

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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.