Finding the Fourth Proportional to 10,858,208.49, 14,985,657.12 and 6,274,529.87
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Solution
The fourth proportional to 10,858,208.49, 14,985,657.12 and 6,274,529.87 is: 8,659,619.42
Step by Step Solution
- Step 1: Write the proportion equation
10,858,208.49 : 14,985,657.12 = 6,274,529.87 : x - Step 2: Convert to fraction form
10,858,208.49/14,985,657.12 = 6,274,529.87/x - Step 3: Cross multiply
10,858,208.49x = 14,985,657.12 × 6,274,529.87 - Step 4: Simplify right side
10,858,208.49x = 94,027,953,146,089.89 - Step 5: Solve for x
x = 94,027,953,146,089.89/10,858,208.49 - Step 6: Final answer
x = 8,659,619.42
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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.