Finding the Fourth Proportional to 7,299,895.92, 10,073,921.58 and 4,036,930.26
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Solution
The fourth proportional to 7,299,895.92, 10,073,921.58 and 4,036,930.26 is: 5,570,999.82
Step by Step Solution
- Step 1: Write the proportion equation
7,299,895.92 : 10,073,921.58 = 4,036,930.26 : x - Step 2: Convert to fraction form
7,299,895.92/10,073,921.58 = 4,036,930.26/x - Step 3: Cross multiply
7,299,895.92x = 10,073,921.58 × 4,036,930.26 - Step 4: Simplify right side
7,299,895.92x = 40,667,718,863,169.01 - Step 5: Solve for x
x = 40,667,718,863,169.01/7,299,895.92 - Step 6: Final answer
x = 5,570,999.82
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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.