Finding the Fourth Proportional to 15,672,256.25, 23,512,029.37 and 4,888,975.73
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Solution
The fourth proportional to 15,672,256.25, 23,512,029.37 and 4,888,975.73 is: 7,334,600.65
Step by Step Solution
- Step 1: Write the proportion equation
15,672,256.25 : 23,512,029.37 = 4,888,975.73 : x - Step 2: Convert to fraction form
15,672,256.25/23,512,029.37 = 4,888,975.73/x - Step 3: Cross multiply
15,672,256.25x = 23,512,029.37 × 4,888,975.73 - Step 4: Simplify right side
15,672,256.25x = 114,949,740,823,194.59 - Step 5: Solve for x
x = 114,949,740,823,194.59/15,672,256.25 - Step 6: Final answer
x = 7,334,600.65
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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.