Finding the Fourth Proportional to 16,051,051.84, 22,014,257.84 and 15,391,893.04
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Solution
The fourth proportional to 16,051,051.84, 22,014,257.84 and 15,391,893.04 is: 21,110,211.68
Step by Step Solution
- Step 1: Write the proportion equation
16,051,051.84 : 22,014,257.84 = 15,391,893.04 : x - Step 2: Convert to fraction form
16,051,051.84/22,014,257.84 = 15,391,893.04/x - Step 3: Cross multiply
16,051,051.84x = 22,014,257.84 × 15,391,893.04 - Step 4: Simplify right side
16,051,051.84x = 338,841,102,028,261.44 - Step 5: Solve for x
x = 338,841,102,028,261.44/16,051,051.84 - Step 6: Final answer
x = 21,110,211.68
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.