Finding the Fourth Proportional to 79,968,302.74, 119,996,716.25 and 39,028,081
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Solution
The fourth proportional to 79,968,302.74, 119,996,716.25 and 39,028,081 is: 58,563,723.39
Step by Step Solution
- Step 1: Write the proportion equation
79,968,302.74 : 119,996,716.25 = 39,028,081 : x - Step 2: Convert to fraction form
79,968,302.74/119,996,716.25 = 39,028,081/x - Step 3: Cross multiply
79,968,302.74x = 119,996,716.25 × 39,028,081 - Step 4: Simplify right side
79,968,302.74x = 4,683,241,561,539,016 - Step 5: Solve for x
x = 4,683,241,561,539,016/79,968,302.74 - Step 6: Final answer
x = 58,563,723.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.