Finding the Fourth Proportional to 17,613,922.40, 26,396,000.40 and 13,029,192.80
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Solution
The fourth proportional to 17,613,922.40, 26,396,000.40 and 13,029,192.80 is: 19,525,382.85
Step by Step Solution
- Step 1: Write the proportion equation
17,613,922.40 : 26,396,000.40 = 13,029,192.80 : x - Step 2: Convert to fraction form
17,613,922.40/26,396,000.40 = 13,029,192.80/x - Step 3: Cross multiply
17,613,922.40x = 26,396,000.40 × 13,029,192.80 - Step 4: Simplify right side
17,613,922.40x = 343,918,578,360,477.12 - Step 5: Solve for x
x = 343,918,578,360,477.12/17,613,922.40 - Step 6: Final answer
x = 19,525,382.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.