Finding the Fourth Proportional to 51,229,324.95, 70,696,257.06 and 27,707,887.95
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Solution
The fourth proportional to 51,229,324.95, 70,696,257.06 and 27,707,887.95 is: 38,236,771.05
Step by Step Solution
- Step 1: Write the proportion equation
51,229,324.95 : 70,696,257.06 = 27,707,887.95 : x - Step 2: Convert to fraction form
51,229,324.95/70,696,257.06 = 27,707,887.95/x - Step 3: Cross multiply
51,229,324.95x = 70,696,257.06 × 27,707,887.95 - Step 4: Simplify right side
51,229,324.95x = 1,958,843,969,102,876.50 - Step 5: Solve for x
x = 1,958,843,969,102,876.50/51,229,324.95 - Step 6: Final answer
x = 38,236,771.05
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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.