Finding the Fourth Proportional to 19,884,017.14, 27,439,513.42 and 11,511,739.92
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Solution
The fourth proportional to 19,884,017.14, 27,439,513.42 and 11,511,739.92 is: 15,885,952.00
Step by Step Solution
- Step 1: Write the proportion equation
19,884,017.14 : 27,439,513.42 = 11,511,739.92 : x - Step 2: Convert to fraction form
19,884,017.14/27,439,513.42 = 11,511,739.92/x - Step 3: Cross multiply
19,884,017.14x = 27,439,513.42 × 11,511,739.92 - Step 4: Simplify right side
19,884,017.14x = 315,876,541,827,633.44 - Step 5: Solve for x
x = 315,876,541,827,633.44/19,884,017.14 - Step 6: Final answer
x = 15,885,952.00
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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.