Finding the Fourth Proportional to 19,804,832.87, 29,714,277.78 and 8,874,163.13
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Solution
The fourth proportional to 19,804,832.87, 29,714,277.78 and 8,874,163.13 is: 13,314,394.02
Step by Step Solution
- Step 1: Write the proportion equation
19,804,832.87 : 29,714,277.78 = 8,874,163.13 : x - Step 2: Convert to fraction form
19,804,832.87/29,714,277.78 = 8,874,163.13/x - Step 3: Cross multiply
19,804,832.87x = 29,714,277.78 × 8,874,163.13 - Step 4: Simplify right side
19,804,832.87x = 263,689,348,363,968.34 - Step 5: Solve for x
x = 263,689,348,363,968.34/19,804,832.87 - Step 6: Final answer
x = 13,314,394.02
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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.