Finding the Fourth Proportional to 5,559,823.82, 7,672,498.27 and 3,112,454.99
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Solution
The fourth proportional to 5,559,823.82, 7,672,498.27 and 3,112,454.99 is: 4,295,155.08
Step by Step Solution
- Step 1: Write the proportion equation
5,559,823.82 : 7,672,498.27 = 3,112,454.99 : x - Step 2: Convert to fraction form
5,559,823.82/7,672,498.27 = 3,112,454.99/x - Step 3: Cross multiply
5,559,823.82x = 7,672,498.27 × 3,112,454.99 - Step 4: Simplify right side
5,559,823.82x = 23,880,305,537,627.98 - Step 5: Solve for x
x = 23,880,305,537,627.98/5,559,823.82 - Step 6: Final answer
x = 4,295,155.08
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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.