Finding the Fourth Proportional to 14,776,514.84, 22,164,771.11 and 7,488,839.49
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Solution
The fourth proportional to 14,776,514.84, 22,164,771.11 and 7,488,839.49 is: 11,233,258.65
Step by Step Solution
- Step 1: Write the proportion equation
14,776,514.84 : 22,164,771.11 = 7,488,839.49 : x - Step 2: Convert to fraction form
14,776,514.84/22,164,771.11 = 7,488,839.49/x - Step 3: Cross multiply
14,776,514.84x = 22,164,771.11 × 7,488,839.49 - Step 4: Simplify right side
14,776,514.84x = 165,988,413,137,934.94 - Step 5: Solve for x
x = 165,988,413,137,934.94/14,776,514.84 - Step 6: Final answer
x = 11,233,258.65
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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.