Finding the Fourth Proportional to 45,514,985.84, 68,272,547.88 and 18,588,641.84
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Solution
The fourth proportional to 45,514,985.84, 68,272,547.88 and 18,588,641.84 is: 27,882,990.99
Step by Step Solution
- Step 1: Write the proportion equation
45,514,985.84 : 68,272,547.88 = 18,588,641.84 : x - Step 2: Convert to fraction form
45,514,985.84/68,272,547.88 = 18,588,641.84/x - Step 3: Cross multiply
45,514,985.84x = 68,272,547.88 × 18,588,641.84 - Step 4: Simplify right side
45,514,985.84x = 1,269,093,940,045,571.25 - Step 5: Solve for x
x = 1,269,093,940,045,571.25/45,514,985.84 - Step 6: Final answer
x = 27,882,990.99
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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.