Home / 47,389,867-71,084,800.50-11,488,075

Finding the Fourth Proportional to 47,389,867, 71,084,800.50 and 11,488,075

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Solution

The fourth proportional to 47,389,867, 71,084,800.50 and 11,488,075 is: 17,232,112.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,389,867 : 71,084,800.50 = 11,488,075 : x
  2. Step 2: Convert to fraction form
    47,389,867/71,084,800.50 = 11,488,075/x
  3. Step 3: Cross multiply
    47,389,867x = 71,084,800.50 × 11,488,075
  4. Step 4: Simplify right side
    47,389,867x = 816,627,519,504,037.50
  5. Step 5: Solve for x
    x = 816,627,519,504,037.50/47,389,867
  6. Step 6: Final answer
    x = 17,232,112.50

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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.