Finding the Fourth Proportional to 10,965,541.12, 16,436,077.44 and 4,573,669.12
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Solution
The fourth proportional to 10,965,541.12, 16,436,077.44 and 4,573,669.12 is: 6,855,400.84
Step by Step Solution
- Step 1: Write the proportion equation
10,965,541.12 : 16,436,077.44 = 4,573,669.12 : x - Step 2: Convert to fraction form
10,965,541.12/16,436,077.44 = 4,573,669.12/x - Step 3: Cross multiply
10,965,541.12x = 16,436,077.44 × 4,573,669.12 - Step 4: Simplify right side
10,965,541.12x = 75,173,179,841,256.66 - Step 5: Solve for x
x = 75,173,179,841,256.66/10,965,541.12 - Step 6: Final answer
x = 6,855,400.84
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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.