Finding the Fourth Proportional to 19,610,806.86, 29,416,340.97 and 6,831,553.50
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Solution
The fourth proportional to 19,610,806.86, 29,416,340.97 and 6,831,553.50 is: 10,247,375.77
Step by Step Solution
- Step 1: Write the proportion equation
19,610,806.86 : 29,416,340.97 = 6,831,553.50 : x - Step 2: Convert to fraction form
19,610,806.86/29,416,340.97 = 6,831,553.50/x - Step 3: Cross multiply
19,610,806.86x = 29,416,340.97 × 6,831,553.50 - Step 4: Simplify right side
19,610,806.86x = 200,959,307,110,796.88 - Step 5: Solve for x
x = 200,959,307,110,796.88/19,610,806.86 - Step 6: Final answer
x = 10,247,375.77
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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.