Finding the Fourth Proportional to 39,842,668.05, 55,008,268.48 and 32,517,973.12
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Solution
The fourth proportional to 39,842,668.05, 55,008,268.48 and 32,517,973.12 is: 44,895,522.40
Step by Step Solution
- Step 1: Write the proportion equation
39,842,668.05 : 55,008,268.48 = 32,517,973.12 : x - Step 2: Convert to fraction form
39,842,668.05/55,008,268.48 = 32,517,973.12/x - Step 3: Cross multiply
39,842,668.05x = 55,008,268.48 × 32,517,973.12 - Step 4: Simplify right side
39,842,668.05x = 1,788,757,395,810,383.25 - Step 5: Solve for x
x = 1,788,757,395,810,383.25/39,842,668.05 - Step 6: Final answer
x = 44,895,522.40
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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.