Finding the Fourth Proportional to 6,460,851.32, 8,916,034.61 and 3,560,345.99
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Solution
The fourth proportional to 6,460,851.32, 8,916,034.61 and 3,560,345.99 is: 4,913,310.42
Step by Step Solution
- Step 1: Write the proportion equation
6,460,851.32 : 8,916,034.61 = 3,560,345.99 : x - Step 2: Convert to fraction form
6,460,851.32/8,916,034.61 = 3,560,345.99/x - Step 3: Cross multiply
6,460,851.32x = 8,916,034.61 × 3,560,345.99 - Step 4: Simplify right side
6,460,851.32x = 31,744,168,074,846.19 - Step 5: Solve for x
x = 31,744,168,074,846.19/6,460,851.32 - Step 6: Final answer
x = 4,913,310.42
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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.