Finding the Fourth Proportional to 13,079,716.84, 19,591,218.78 and 6,333,985
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Solution
The fourth proportional to 13,079,716.84, 19,591,218.78 and 6,333,985 is: 9,487,245.59
Step by Step Solution
- Step 1: Write the proportion equation
13,079,716.84 : 19,591,218.78 = 6,333,985 : x - Step 2: Convert to fraction form
13,079,716.84/19,591,218.78 = 6,333,985/x - Step 3: Cross multiply
13,079,716.84x = 19,591,218.78 × 6,333,985 - Step 4: Simplify right side
13,079,716.84x = 124,090,485,884,238.31 - Step 5: Solve for x
x = 124,090,485,884,238.31/13,079,716.84 - Step 6: Final answer
x = 9,487,245.59
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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.