Finding the Fourth Proportional to 49,589,376, 74,384,686.08 and 13,197,541.70
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Solution
The fourth proportional to 49,589,376, 74,384,686.08 and 13,197,541.70 is: 19,796,478.10
Step by Step Solution
- Step 1: Write the proportion equation
49,589,376 : 74,384,686.08 = 13,197,541.70 : x - Step 2: Convert to fraction form
49,589,376/74,384,686.08 = 13,197,541.70/x - Step 3: Cross multiply
49,589,376x = 74,384,686.08 × 13,197,541.70 - Step 4: Simplify right side
49,589,376x = 981,694,996,010,286.12 - Step 5: Solve for x
x = 981,694,996,010,286.12/49,589,376 - Step 6: Final answer
x = 19,796,478.10
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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.