Finding the Fourth Proportional to 46,992,146.79, 64,853,266.11 and 27,419,340.81
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Solution
The fourth proportional to 46,992,146.79, 64,853,266.11 and 27,419,340.81 is: 37,841,084.68
Step by Step Solution
- Step 1: Write the proportion equation
46,992,146.79 : 64,853,266.11 = 27,419,340.81 : x - Step 2: Convert to fraction form
46,992,146.79/64,853,266.11 = 27,419,340.81/x - Step 3: Cross multiply
46,992,146.79x = 64,853,266.11 × 27,419,340.81 - Step 4: Simplify right side
46,992,146.79x = 1,778,233,806,111,712.75 - Step 5: Solve for x
x = 1,778,233,806,111,712.75/46,992,146.79 - Step 6: Final answer
x = 37,841,084.68
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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.