Finding the Fourth Proportional to 11,015,893.79, 15,202,275.77 and 6,054,245.07
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Solution
The fourth proportional to 11,015,893.79, 15,202,275.77 and 6,054,245.07 is: 8,355,046.34
Step by Step Solution
- Step 1: Write the proportion equation
11,015,893.79 : 15,202,275.77 = 6,054,245.07 : x - Step 2: Convert to fraction form
11,015,893.79/15,202,275.77 = 6,054,245.07/x - Step 3: Cross multiply
11,015,893.79x = 15,202,275.77 × 6,054,245.07 - Step 4: Simplify right side
11,015,893.79x = 92,038,303,057,374.91 - Step 5: Solve for x
x = 92,038,303,057,374.91/11,015,893.79 - Step 6: Final answer
x = 8,355,046.34
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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.