Finding the Fourth Proportional to 5,607,214.36, 7,737,959.96 and 3,028,895.12
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Solution
The fourth proportional to 5,607,214.36, 7,737,959.96 and 3,028,895.12 is: 4,179,877.50
Step by Step Solution
- Step 1: Write the proportion equation
5,607,214.36 : 7,737,959.96 = 3,028,895.12 : x - Step 2: Convert to fraction form
5,607,214.36/7,737,959.96 = 3,028,895.12/x - Step 3: Cross multiply
5,607,214.36x = 7,737,959.96 × 3,028,895.12 - Step 4: Simplify right side
5,607,214.36x = 23,437,469,161,599.39 - Step 5: Solve for x
x = 23,437,469,161,599.39/5,607,214.36 - Step 6: Final answer
x = 4,179,877.50
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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.