Finding the Fourth Proportional to 51,138,010.13, 76,718,349.77 and 14,743,560.84
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Solution
The fourth proportional to 51,138,010.13, 76,718,349.77 and 14,743,560.84 is: 22,118,609.12
Step by Step Solution
- Step 1: Write the proportion equation
51,138,010.13 : 76,718,349.77 = 14,743,560.84 : x - Step 2: Convert to fraction form
51,138,010.13/76,718,349.77 = 14,743,560.84/x - Step 3: Cross multiply
51,138,010.13x = 76,718,349.77 × 14,743,560.84 - Step 4: Simplify right side
51,138,010.13x = 1,131,101,657,304,677.25 - Step 5: Solve for x
x = 1,131,101,657,304,677.25/51,138,010.13 - Step 6: Final answer
x = 22,118,609.12
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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.