Finding the Fourth Proportional to 7,268,577.30, 10,891,056.15 and 6,063,977.70
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Solution
The fourth proportional to 7,268,577.30, 10,891,056.15 and 6,063,977.70 is: 9,086,113.95
Step by Step Solution
- Step 1: Write the proportion equation
7,268,577.30 : 10,891,056.15 = 6,063,977.70 : x - Step 2: Convert to fraction form
7,268,577.30/10,891,056.15 = 6,063,977.70/x - Step 3: Cross multiply
7,268,577.30x = 10,891,056.15 × 6,063,977.70 - Step 4: Simplify right side
7,268,577.30x = 66,043,121,623,047.86 - Step 5: Solve for x
x = 66,043,121,623,047.86/7,268,577.30 - Step 6: Final answer
x = 9,086,113.95
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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.