Finding the Fourth Proportional to 8,608,577.49, 11,879,453.64 and 4,934,860.29
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Solution
The fourth proportional to 8,608,577.49, 11,879,453.64 and 4,934,860.29 is: 6,809,887.48
Step by Step Solution
- Step 1: Write the proportion equation
8,608,577.49 : 11,879,453.64 = 4,934,860.29 : x - Step 2: Convert to fraction form
8,608,577.49/11,879,453.64 = 4,934,860.29/x - Step 3: Cross multiply
8,608,577.49x = 11,879,453.64 × 4,934,860.29 - Step 4: Simplify right side
8,608,577.49x = 58,623,444,034,931.96 - Step 5: Solve for x
x = 58,623,444,034,931.96/8,608,577.49 - Step 6: Final answer
x = 6,809,887.48
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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.