Finding the Fourth Proportional to 12,031,730.62, 16,603,675.25 and 6,525,226.99
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Solution
The fourth proportional to 12,031,730.62, 16,603,675.25 and 6,525,226.99 is: 9,004,751.96
Step by Step Solution
- Step 1: Write the proportion equation
12,031,730.62 : 16,603,675.25 = 6,525,226.99 : x - Step 2: Convert to fraction form
12,031,730.62/16,603,675.25 = 6,525,226.99/x - Step 3: Cross multiply
12,031,730.62x = 16,603,675.25 × 6,525,226.99 - Step 4: Simplify right side
12,031,730.62x = 108,342,749,862,623.45 - Step 5: Solve for x
x = 108,342,749,862,623.45/12,031,730.62 - Step 6: Final answer
x = 9,004,751.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.