Finding the Fourth Proportional to 9,344,960.18, 12,893,608.05 and 5,475,402.26
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Solution
The fourth proportional to 9,344,960.18, 12,893,608.05 and 5,475,402.26 is: 7,554,627.23
Step by Step Solution
- Step 1: Write the proportion equation
9,344,960.18 : 12,893,608.05 = 5,475,402.26 : x - Step 2: Convert to fraction form
9,344,960.18/12,893,608.05 = 5,475,402.26/x - Step 3: Cross multiply
9,344,960.18x = 12,893,608.05 × 5,475,402.26 - Step 4: Simplify right side
9,344,960.18x = 70,597,690,656,524.19 - Step 5: Solve for x
x = 70,597,690,656,524.19/9,344,960.18 - Step 6: Final answer
x = 7,554,627.23
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1.5x scale
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.