Finding the Fourth Proportional to 18,594,029.80, 27,891,044.70 and 18,594,029.80
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Solution
The fourth proportional to 18,594,029.80, 27,891,044.70 and 18,594,029.80 is: 27,891,044.70
Step by Step Solution
- Step 1: Write the proportion equation
18,594,029.80 : 27,891,044.70 = 18,594,029.80 : x - Step 2: Convert to fraction form
18,594,029.80/27,891,044.70 = 18,594,029.80/x - Step 3: Cross multiply
18,594,029.80x = 27,891,044.70 × 18,594,029.80 - Step 4: Simplify right side
18,594,029.80x = 518,606,916,304,932.06 - Step 5: Solve for x
x = 518,606,916,304,932.06/18,594,029.80 - Step 6: Final answer
x = 27,891,044.70
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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.