Finding the Fourth Proportional to 22,812,299.73, 34,218,151.92 and 5,540,642.19
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Solution
The fourth proportional to 22,812,299.73, 34,218,151.92 and 5,540,642.19 is: 8,310,890.99
Step by Step Solution
- Step 1: Write the proportion equation
22,812,299.73 : 34,218,151.92 = 5,540,642.19 : x - Step 2: Convert to fraction form
22,812,299.73/34,218,151.92 = 5,540,642.19/x - Step 3: Cross multiply
22,812,299.73x = 34,218,151.92 × 5,540,642.19 - Step 4: Simplify right side
22,812,299.73x = 189,590,536,191,781.53 - Step 5: Solve for x
x = 189,590,536,191,781.53/22,812,299.73 - Step 6: Final answer
x = 8,310,890.99
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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.