Finding the Fourth Proportional to 33,212,324.74, 45,827,331.42 and 19,270,483.66
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Solution
The fourth proportional to 33,212,324.74, 45,827,331.42 and 19,270,483.66 is: 26,589,973.70
Step by Step Solution
- Step 1: Write the proportion equation
33,212,324.74 : 45,827,331.42 = 19,270,483.66 : x - Step 2: Convert to fraction form
33,212,324.74/45,827,331.42 = 19,270,483.66/x - Step 3: Cross multiply
33,212,324.74x = 45,827,331.42 × 19,270,483.66 - Step 4: Simplify right side
33,212,324.74x = 883,114,841,310,514.62 - Step 5: Solve for x
x = 883,114,841,310,514.62/33,212,324.74 - Step 6: Final answer
x = 26,589,973.70
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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.