Finding the Fourth Proportional to 6,496,986.96, 8,965,733.19 and 3,596,315.40
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Solution
The fourth proportional to 6,496,986.96, 8,965,733.19 and 3,596,315.40 is: 4,962,855.02
Step by Step Solution
- Step 1: Write the proportion equation
6,496,986.96 : 8,965,733.19 = 3,596,315.40 : x - Step 2: Convert to fraction form
6,496,986.96/8,965,733.19 = 3,596,315.40/x - Step 3: Cross multiply
6,496,986.96x = 8,965,733.19 × 3,596,315.40 - Step 4: Simplify right side
6,496,986.96x = 32,243,604,343,488.12 - Step 5: Solve for x
x = 32,243,604,343,488.12/6,496,986.96 - Step 6: Final answer
x = 4,962,855.02
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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.