Finding the Fourth Proportional to 24,807,785.62, 37,211,678.79 and 7,769,792.02
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Solution
The fourth proportional to 24,807,785.62, 37,211,678.79 and 7,769,792.02 is: 11,654,688.14
Step by Step Solution
- Step 1: Write the proportion equation
24,807,785.62 : 37,211,678.79 = 7,769,792.02 : x - Step 2: Convert to fraction form
24,807,785.62/37,211,678.79 = 7,769,792.02/x - Step 3: Cross multiply
24,807,785.62x = 37,211,678.79 × 7,769,792.02 - Step 4: Simplify right side
24,807,785.62x = 289,127,004,913,345.25 - Step 5: Solve for x
x = 289,127,004,913,345.25/24,807,785.62 - Step 6: Final answer
x = 11,654,688.14
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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.