Finding the Fourth Proportional to 13,060,010.13, 19,590,457.37 and 3,475,397.88
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Solution
The fourth proportional to 13,060,010.13, 19,590,457.37 and 3,475,397.88 is: 5,213,214.49
Step by Step Solution
- Step 1: Write the proportion equation
13,060,010.13 : 19,590,457.37 = 3,475,397.88 : x - Step 2: Convert to fraction form
13,060,010.13/19,590,457.37 = 3,475,397.88/x - Step 3: Cross multiply
13,060,010.13x = 19,590,457.37 × 3,475,397.88 - Step 4: Simplify right side
13,060,010.13x = 68,084,633,994,551.38 - Step 5: Solve for x
x = 68,084,633,994,551.38/13,060,010.13 - Step 6: Final answer
x = 5,213,214.49
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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.