Finding the Fourth Proportional to 45,358,891.70, 68,038,337.55 and 41,107,363.70
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Solution
The fourth proportional to 45,358,891.70, 68,038,337.55 and 41,107,363.70 is: 61,661,045.55
Step by Step Solution
- Step 1: Write the proportion equation
45,358,891.70 : 68,038,337.55 = 41,107,363.70 : x - Step 2: Convert to fraction form
45,358,891.70/68,038,337.55 = 41,107,363.70/x - Step 3: Cross multiply
45,358,891.70x = 68,038,337.55 × 41,107,363.70 - Step 4: Simplify right side
45,358,891.70x = 2,796,876,687,211,217 - Step 5: Solve for x
x = 2,796,876,687,211,217/45,358,891.70 - Step 6: Final answer
x = 61,661,045.55
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1.5x scale
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.