Finding the Fourth Proportional to 18,964,044.48, 26,170,450.28 and 10,262,216.08
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Solution
The fourth proportional to 18,964,044.48, 26,170,450.28 and 10,262,216.08 is: 14,161,895.47
Step by Step Solution
- Step 1: Write the proportion equation
18,964,044.48 : 26,170,450.28 = 10,262,216.08 : x - Step 2: Convert to fraction form
18,964,044.48/26,170,450.28 = 10,262,216.08/x - Step 3: Cross multiply
18,964,044.48x = 26,170,450.28 × 10,262,216.08 - Step 4: Simplify right side
18,964,044.48x = 268,566,815,684,256.53 - Step 5: Solve for x
x = 268,566,815,684,256.53/18,964,044.48 - Step 6: Final answer
x = 14,161,895.47
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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.