Finding the Fourth Proportional to 30,330,835.14, 41,846,332.32 and 17,268,852.06
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Solution
The fourth proportional to 30,330,835.14, 41,846,332.32 and 17,268,852.06 is: 23,825,196.99
Step by Step Solution
- Step 1: Write the proportion equation
30,330,835.14 : 41,846,332.32 = 17,268,852.06 : x - Step 2: Convert to fraction form
30,330,835.14/41,846,332.32 = 17,268,852.06/x - Step 3: Cross multiply
30,330,835.14x = 41,846,332.32 × 17,268,852.06 - Step 4: Simplify right side
30,330,835.14x = 722,638,122,087,676.50 - Step 5: Solve for x
x = 722,638,122,087,676.50/30,330,835.14 - Step 6: Final answer
x = 23,825,196.99
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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.