Finding the Fourth Proportional to 8,514,063.99, 12,763,502.98 and 3,121,457.80
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Solution
The fourth proportional to 8,514,063.99, 12,763,502.98 and 3,121,457.80 is: 4,679,402.92
Step by Step Solution
- Step 1: Write the proportion equation
8,514,063.99 : 12,763,502.98 = 3,121,457.80 : x - Step 2: Convert to fraction form
8,514,063.99/12,763,502.98 = 3,121,457.80/x - Step 3: Cross multiply
8,514,063.99x = 12,763,502.98 × 3,121,457.80 - Step 4: Simplify right side
8,514,063.99x = 39,840,735,932,244.24 - Step 5: Solve for x
x = 39,840,735,932,244.24/8,514,063.99 - Step 6: Final answer
x = 4,679,402.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.