Finding the Fourth Proportional to 7,997,352.57, 11,036,313.12 and 4,326,260.01
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Solution
The fourth proportional to 7,997,352.57, 11,036,313.12 and 4,326,260.01 is: 5,970,220.73
Step by Step Solution
- Step 1: Write the proportion equation
7,997,352.57 : 11,036,313.12 = 4,326,260.01 : x - Step 2: Convert to fraction form
7,997,352.57/11,036,313.12 = 4,326,260.01/x - Step 3: Cross multiply
7,997,352.57x = 11,036,313.12 × 4,326,260.01 - Step 4: Simplify right side
7,997,352.57x = 47,745,960,107,634.44 - Step 5: Solve for x
x = 47,745,960,107,634.44/7,997,352.57 - Step 6: Final answer
x = 5,970,220.73
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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.