Finding the Fourth Proportional to 7,933,825.81, 10,948,910.57 and 4,495,952.53
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Solution
The fourth proportional to 7,933,825.81, 10,948,910.57 and 4,495,952.53 is: 6,204,545.37
Step by Step Solution
- Step 1: Write the proportion equation
7,933,825.81 : 10,948,910.57 = 4,495,952.53 : x - Step 2: Convert to fraction form
7,933,825.81/10,948,910.57 = 4,495,952.53/x - Step 3: Cross multiply
7,933,825.81x = 10,948,910.57 × 4,495,952.53 - Step 4: Simplify right side
7,933,825.81x = 49,225,782,177,935.25 - Step 5: Solve for x
x = 49,225,782,177,935.25/7,933,825.81 - Step 6: Final answer
x = 6,204,545.37
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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.