Finding the Fourth Proportional to 16,388,231.40, 24,580,014.30 and 5,606,029.80
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Solution
The fourth proportional to 16,388,231.40, 24,580,014.30 and 5,606,029.80 is: 8,408,246.70
Step by Step Solution
- Step 1: Write the proportion equation
16,388,231.40 : 24,580,014.30 = 5,606,029.80 : x - Step 2: Convert to fraction form
16,388,231.40/24,580,014.30 = 5,606,029.80/x - Step 3: Cross multiply
16,388,231.40x = 24,580,014.30 × 5,606,029.80 - Step 4: Simplify right side
16,388,231.40x = 137,796,292,650,226.14 - Step 5: Solve for x
x = 137,796,292,650,226.14/16,388,231.40 - Step 6: Final answer
x = 8,408,246.70
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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.