Finding the Fourth Proportional to 49,274,116.09, 67,998,720.58 and 27,249,097.28
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Solution
The fourth proportional to 49,274,116.09, 67,998,720.58 and 27,249,097.28 is: 37,603,997.77
Step by Step Solution
- Step 1: Write the proportion equation
49,274,116.09 : 67,998,720.58 = 27,249,097.28 : x - Step 2: Convert to fraction form
49,274,116.09/67,998,720.58 = 27,249,097.28/x - Step 3: Cross multiply
49,274,116.09x = 67,998,720.58 × 27,249,097.28 - Step 4: Simplify right side
49,274,116.09x = 1,852,903,751,659,964.25 - Step 5: Solve for x
x = 1,852,903,751,659,964.25/49,274,116.09 - Step 6: Final answer
x = 37,603,997.77
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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.