Finding the Fourth Proportional to 5,676,019.08, 7,831,874.99 and 3,353,289.77
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Solution
The fourth proportional to 5,676,019.08, 7,831,874.99 and 3,353,289.77 is: 4,626,930.58
Step by Step Solution
- Step 1: Write the proportion equation
5,676,019.08 : 7,831,874.99 = 3,353,289.77 : x - Step 2: Convert to fraction form
5,676,019.08/7,831,874.99 = 3,353,289.77/x - Step 3: Cross multiply
5,676,019.08x = 7,831,874.99 × 3,353,289.77 - Step 4: Simplify right side
5,676,019.08x = 26,262,546,227,960.03 - Step 5: Solve for x
x = 26,262,546,227,960.03/5,676,019.08 - Step 6: Final answer
x = 4,626,930.58
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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.