Finding the Fourth Proportional to 7,853,669.70, 11,780,504.55 and 6,360,677.70
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Solution
The fourth proportional to 7,853,669.70, 11,780,504.55 and 6,360,677.70 is: 9,541,016.55
Step by Step Solution
- Step 1: Write the proportion equation
7,853,669.70 : 11,780,504.55 = 6,360,677.70 : x - Step 2: Convert to fraction form
7,853,669.70/11,780,504.55 = 6,360,677.70/x - Step 3: Cross multiply
7,853,669.70x = 11,780,504.55 × 6,360,677.70 - Step 4: Simplify right side
7,853,669.70x = 74,931,992,585,933.55 - Step 5: Solve for x
x = 74,931,992,585,933.55/7,853,669.70 - Step 6: Final answer
x = 9,541,016.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.