Finding the Fourth Proportional to 15,719,919.44, 23,579,879.16 and 4,360,368.06
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Solution
The fourth proportional to 15,719,919.44, 23,579,879.16 and 4,360,368.06 is: 6,540,552.09
Step by Step Solution
- Step 1: Write the proportion equation
15,719,919.44 : 23,579,879.16 = 4,360,368.06 : x - Step 2: Convert to fraction form
15,719,919.44/23,579,879.16 = 4,360,368.06/x - Step 3: Cross multiply
15,719,919.44x = 23,579,879.16 × 4,360,368.06 - Step 4: Simplify right side
15,719,919.44x = 102,816,951,947,923.62 - Step 5: Solve for x
x = 102,816,951,947,923.62/15,719,919.44 - Step 6: Final answer
x = 6,540,552.09
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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.