Finding the Fourth Proportional to 23,161,871.97, 34,720,215.03 and 11,028,075.21
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Solution
The fourth proportional to 23,161,871.97, 34,720,215.03 and 11,028,075.21 is: 16,531,355.63
Step by Step Solution
- Step 1: Write the proportion equation
23,161,871.97 : 34,720,215.03 = 11,028,075.21 : x - Step 2: Convert to fraction form
23,161,871.97/34,720,215.03 = 11,028,075.21/x - Step 3: Cross multiply
23,161,871.97x = 34,720,215.03 × 11,028,075.21 - Step 4: Simplify right side
23,161,871.97x = 382,897,142,658,212.44 - Step 5: Solve for x
x = 382,897,142,658,212.44/23,161,871.97 - Step 6: Final answer
x = 16,531,355.63
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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.