Finding the Fourth Proportional to 10,362,511.96, 15,536,091.49 and 4,966,023.85
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Solution
The fourth proportional to 10,362,511.96, 15,536,091.49 and 4,966,023.85 is: 7,445,356.99
Step by Step Solution
- Step 1: Write the proportion equation
10,362,511.96 : 15,536,091.49 = 4,966,023.85 : x - Step 2: Convert to fraction form
10,362,511.96/15,536,091.49 = 4,966,023.85/x - Step 3: Cross multiply
10,362,511.96x = 15,536,091.49 × 4,966,023.85 - Step 4: Simplify right side
10,362,511.96x = 77,152,600,875,122.03 - Step 5: Solve for x
x = 77,152,600,875,122.03/10,362,511.96 - Step 6: Final answer
x = 7,445,356.99
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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.