Finding the Fourth Proportional to 7,355,819.68, 11,005,735.92 and 4,426,913.44
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Solution
The fourth proportional to 7,355,819.68, 11,005,735.92 and 4,426,913.44 is: 6,623,522.92
Step by Step Solution
- Step 1: Write the proportion equation
7,355,819.68 : 11,005,735.92 = 4,426,913.44 : x - Step 2: Convert to fraction form
7,355,819.68/11,005,735.92 = 4,426,913.44/x - Step 3: Cross multiply
7,355,819.68x = 11,005,735.92 × 4,426,913.44 - Step 4: Simplify right side
7,355,819.68x = 48,721,440,261,338.77 - Step 5: Solve for x
x = 48,721,440,261,338.77/7,355,819.68 - Step 6: Final answer
x = 6,623,522.92
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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.