Finding the Fourth Proportional to 17,396,581.79, 24,007,338.76 and 9,661,623.88
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Solution
The fourth proportional to 17,396,581.79, 24,007,338.76 and 9,661,623.88 is: 13,333,071.99
Step by Step Solution
- Step 1: Write the proportion equation
17,396,581.79 : 24,007,338.76 = 9,661,623.88 : x - Step 2: Convert to fraction form
17,396,581.79/24,007,338.76 = 9,661,623.88/x - Step 3: Cross multiply
17,396,581.79x = 24,007,338.76 × 9,661,623.88 - Step 4: Simplify right side
17,396,581.79x = 231,949,877,338,828.91 - Step 5: Solve for x
x = 231,949,877,338,828.91/17,396,581.79 - Step 6: Final answer
x = 13,333,071.99
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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.