Finding the Fourth Proportional to 11,805,578.36, 17,668,368.66 and 7,259,506.10
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Solution
The fourth proportional to 11,805,578.36, 17,668,368.66 and 7,259,506.10 is: 10,864,662.97
Step by Step Solution
- Step 1: Write the proportion equation
11,805,578.36 : 17,668,368.66 = 7,259,506.10 : x - Step 2: Convert to fraction form
11,805,578.36/17,668,368.66 = 7,259,506.10/x - Step 3: Cross multiply
11,805,578.36x = 17,668,368.66 × 7,259,506.10 - Step 4: Simplify right side
11,805,578.36x = 128,263,630,064,318.83 - Step 5: Solve for x
x = 128,263,630,064,318.83/11,805,578.36 - Step 6: Final answer
x = 10,864,662.97
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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.