Finding the Fourth Proportional to 10,620,847.08, 14,659,090.11 and 6,752,612.70
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Solution
The fourth proportional to 10,620,847.08, 14,659,090.11 and 6,752,612.70 is: 9,320,081.28
Step by Step Solution
- Step 1: Write the proportion equation
10,620,847.08 : 14,659,090.11 = 6,752,612.70 : x - Step 2: Convert to fraction form
10,620,847.08/14,659,090.11 = 6,752,612.70/x - Step 3: Cross multiply
10,620,847.08x = 14,659,090.11 × 6,752,612.70 - Step 4: Simplify right side
10,620,847.08x = 98,987,158,047,230.39 - Step 5: Solve for x
x = 98,987,158,047,230.39/10,620,847.08 - Step 6: Final answer
x = 9,320,081.28
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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.