Finding the Fourth Proportional to 19,354,957.20, 26,709,629.76 and 10,652,942.92
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Solution
The fourth proportional to 19,354,957.20, 26,709,629.76 and 10,652,942.92 is: 14,700,945.00
Step by Step Solution
- Step 1: Write the proportion equation
19,354,957.20 : 26,709,629.76 = 10,652,942.92 : x - Step 2: Convert to fraction form
19,354,957.20/26,709,629.76 = 10,652,942.92/x - Step 3: Cross multiply
19,354,957.20x = 26,709,629.76 × 10,652,942.92 - Step 4: Simplify right side
19,354,957.20x = 284,536,161,247,613.31 - Step 5: Solve for x
x = 284,536,161,247,613.31/19,354,957.20 - Step 6: Final answer
x = 14,700,945.00
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1.5x scale
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.