Finding the Fourth Proportional to 11,640,495.87, 16,064,246.93 and 6,679,845.63
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Solution
The fourth proportional to 11,640,495.87, 16,064,246.93 and 6,679,845.63 is: 9,218,395.06
Step by Step Solution
- Step 1: Write the proportion equation
11,640,495.87 : 16,064,246.93 = 6,679,845.63 : x - Step 2: Convert to fraction form
11,640,495.87/16,064,246.93 = 6,679,845.63/x - Step 3: Cross multiply
11,640,495.87x = 16,064,246.93 × 6,679,845.63 - Step 4: Simplify right side
11,640,495.87x = 107,306,689,621,202.19 - Step 5: Solve for x
x = 107,306,689,621,202.19/11,640,495.87 - Step 6: Final answer
x = 9,218,395.06
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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.