Finding the Fourth Proportional to 61,205,287.36, 84,463,297.68 and 33,703,149.28
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Solution
The fourth proportional to 61,205,287.36, 84,463,297.68 and 33,703,149.28 is: 46,510,346.62
Step by Step Solution
- Step 1: Write the proportion equation
61,205,287.36 : 84,463,297.68 = 33,703,149.28 : x - Step 2: Convert to fraction form
61,205,287.36/84,463,297.68 = 33,703,149.28/x - Step 3: Cross multiply
61,205,287.36x = 84,463,297.68 × 33,703,149.28 - Step 4: Simplify right side
61,205,287.36x = 2,846,679,130,390,118 - Step 5: Solve for x
x = 2,846,679,130,390,118/61,205,287.36 - Step 6: Final answer
x = 46,510,346.62
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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.