Finding the Fourth Proportional to 17,702,461.70, 24,422,916.93 and 10,728,107.91
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Solution
The fourth proportional to 17,702,461.70, 24,422,916.93 and 10,728,107.91 is: 14,800,861.75
Step by Step Solution
- Step 1: Write the proportion equation
17,702,461.70 : 24,422,916.93 = 10,728,107.91 : x - Step 2: Convert to fraction form
17,702,461.70/24,422,916.93 = 10,728,107.91/x - Step 3: Cross multiply
17,702,461.70x = 24,422,916.93 × 10,728,107.91 - Step 4: Simplify right side
17,702,461.70x = 262,011,688,302,005.91 - Step 5: Solve for x
x = 262,011,688,302,005.91/17,702,461.70 - Step 6: Final answer
x = 14,800,861.75
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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.