Finding the Fourth Proportional to 10,605,893.49, 14,635,721.01 and 6,482,828.05
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Solution
The fourth proportional to 10,605,893.49, 14,635,721.01 and 6,482,828.05 is: 8,946,050.87
Step by Step Solution
- Step 1: Write the proportion equation
10,605,893.49 : 14,635,721.01 = 6,482,828.05 : x - Step 2: Convert to fraction form
10,605,893.49/14,635,721.01 = 6,482,828.05/x - Step 3: Cross multiply
10,605,893.49x = 14,635,721.01 × 6,482,828.05 - Step 4: Simplify right side
10,605,893.49x = 94,880,862,659,013.03 - Step 5: Solve for x
x = 94,880,862,659,013.03/10,605,893.49 - Step 6: Final answer
x = 8,946,050.87
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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.