Finding the Fourth Proportional to 7,179,991.44, 10,777,290.12 and 3,588,334.80
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Solution
The fourth proportional to 7,179,991.44, 10,777,290.12 and 3,588,334.80 is: 5,386,151.99
Step by Step Solution
- Step 1: Write the proportion equation
7,179,991.44 : 10,777,290.12 = 3,588,334.80 : x - Step 2: Convert to fraction form
7,179,991.44/10,777,290.12 = 3,588,334.80/x - Step 3: Cross multiply
7,179,991.44x = 10,777,290.12 × 3,588,334.80 - Step 4: Simplify right side
7,179,991.44x = 38,672,525,187,292.17 - Step 5: Solve for x
x = 38,672,525,187,292.17/7,179,991.44 - Step 6: Final answer
x = 5,386,151.99
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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.