Finding the Fourth Proportional to 49,695,603.35, 68,427,833.94 and 49,552,114.28
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Solution
The fourth proportional to 49,695,603.35, 68,427,833.94 and 49,552,114.28 is: 68,230,258.19
Step by Step Solution
- Step 1: Write the proportion equation
49,695,603.35 : 68,427,833.94 = 49,552,114.28 : x - Step 2: Convert to fraction form
49,695,603.35/68,427,833.94 = 49,552,114.28/x - Step 3: Cross multiply
49,695,603.35x = 68,427,833.94 × 49,552,114.28 - Step 4: Simplify right side
49,695,603.35x = 3,390,743,846,985,603.50 - Step 5: Solve for x
x = 3,390,743,846,985,603.50/49,695,603.35 - Step 6: Final answer
x = 68,230,258.19
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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.