Finding the Fourth Proportional to 33,842,901.36, 46,703,746.56 and 18,372,973.68
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Solution
The fourth proportional to 33,842,901.36, 46,703,746.56 and 18,372,973.68 is: 25,354,998.30
Step by Step Solution
- Step 1: Write the proportion equation
33,842,901.36 : 46,703,746.56 = 18,372,973.68 : x - Step 2: Convert to fraction form
33,842,901.36/46,703,746.56 = 18,372,973.68/x - Step 3: Cross multiply
33,842,901.36x = 46,703,746.56 × 18,372,973.68 - Step 4: Simplify right side
33,842,901.36x = 858,086,706,304,270.62 - Step 5: Solve for x
x = 858,086,706,304,270.62/33,842,901.36 - Step 6: Final answer
x = 25,354,998.30
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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.