Finding the Fourth Proportional to 5,616,898.22, 7,751,302.64 and 3,038,578.28
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Solution
The fourth proportional to 5,616,898.22, 7,751,302.64 and 3,038,578.28 is: 4,193,228.88
Step by Step Solution
- Step 1: Write the proportion equation
5,616,898.22 : 7,751,302.64 = 3,038,578.28 : x - Step 2: Convert to fraction form
5,616,898.22/7,751,302.64 = 3,038,578.28/x - Step 3: Cross multiply
5,616,898.22x = 7,751,302.64 × 3,038,578.28 - Step 4: Simplify right side
5,616,898.22x = 23,552,939,843,610.66 - Step 5: Solve for x
x = 23,552,939,843,610.66/5,616,898.22 - Step 6: Final answer
x = 4,193,228.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.