Finding the Fourth Proportional to 19,606,481.24, 27,056,791.60 and 10,785,741.62
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Solution
The fourth proportional to 19,606,481.24, 27,056,791.60 and 10,785,741.62 is: 14,884,239.53
Step by Step Solution
- Step 1: Write the proportion equation
19,606,481.24 : 27,056,791.60 = 10,785,741.62 : x - Step 2: Convert to fraction form
19,606,481.24/27,056,791.60 = 10,785,741.62/x - Step 3: Cross multiply
19,606,481.24x = 27,056,791.60 × 10,785,741.62 - Step 4: Simplify right side
19,606,481.24x = 291,827,563,101,538.06 - Step 5: Solve for x
x = 291,827,563,101,538.06/19,606,481.24 - Step 6: Final answer
x = 14,884,239.53
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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.