Finding the Fourth Proportional to 7,807,805.96, 10,774,770.36 and 4,370,046.80
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Solution
The fourth proportional to 7,807,805.96, 10,774,770.36 and 4,370,046.80 is: 6,030,663.54
Step by Step Solution
- Step 1: Write the proportion equation
7,807,805.96 : 10,774,770.36 = 4,370,046.80 : x - Step 2: Convert to fraction form
7,807,805.96/10,774,770.36 = 4,370,046.80/x - Step 3: Cross multiply
7,807,805.96x = 10,774,770.36 × 4,370,046.80 - Step 4: Simplify right side
7,807,805.96x = 47,086,250,732,452.84 - Step 5: Solve for x
x = 47,086,250,732,452.84/7,807,805.96 - Step 6: Final answer
x = 6,030,663.54
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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.