Finding the Fourth Proportional to 19,903,954.51, 27,464,494.71 and 11,201,608.13
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Solution
The fourth proportional to 19,903,954.51, 27,464,494.71 and 11,201,608.13 is: 15,456,551.97
Step by Step Solution
- Step 1: Write the proportion equation
19,903,954.51 : 27,464,494.71 = 11,201,608.13 : x - Step 2: Convert to fraction form
19,903,954.51/27,464,494.71 = 11,201,608.13/x - Step 3: Cross multiply
19,903,954.51x = 27,464,494.71 × 11,201,608.13 - Step 4: Simplify right side
19,903,954.51x = 307,646,507,229,878 - Step 5: Solve for x
x = 307,646,507,229,878/19,903,954.51 - Step 6: Final answer
x = 15,456,551.97
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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.