Finding the Fourth Proportional to 7,533,730.63, 10,398,431.52 and 4,631,439.99
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Solution
The fourth proportional to 7,533,730.63, 10,398,431.52 and 4,631,439.99 is: 6,392,544.93
Step by Step Solution
- Step 1: Write the proportion equation
7,533,730.63 : 10,398,431.52 = 4,631,439.99 : x - Step 2: Convert to fraction form
7,533,730.63/10,398,431.52 = 4,631,439.99/x - Step 3: Cross multiply
7,533,730.63x = 10,398,431.52 × 4,631,439.99 - Step 4: Simplify right side
7,533,730.63x = 48,159,711,575,004.48 - Step 5: Solve for x
x = 48,159,711,575,004.48/7,533,730.63 - Step 6: Final answer
x = 6,392,544.93
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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.