Finding the Fourth Proportional to 10,553,586.12, 15,831,266.94 and 3,366,141.84
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Solution
The fourth proportional to 10,553,586.12, 15,831,266.94 and 3,366,141.84 is: 5,049,495.92
Step by Step Solution
- Step 1: Write the proportion equation
10,553,586.12 : 15,831,266.94 = 3,366,141.84 : x - Step 2: Convert to fraction form
10,553,586.12/15,831,266.94 = 3,366,141.84/x - Step 3: Cross multiply
10,553,586.12x = 15,831,266.94 × 3,366,141.84 - Step 4: Simplify right side
10,553,586.12x = 53,290,290,026,942.77 - Step 5: Solve for x
x = 53,290,290,026,942.77/10,553,586.12 - Step 6: Final answer
x = 5,049,495.92
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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.