Finding the Fourth Proportional to 26,953,601.70, 40,430,402.55 and 26,245,013.70
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Solution
The fourth proportional to 26,953,601.70, 40,430,402.55 and 26,245,013.70 is: 39,367,520.55
Step by Step Solution
- Step 1: Write the proportion equation
26,953,601.70 : 40,430,402.55 = 26,245,013.70 : x - Step 2: Convert to fraction form
26,953,601.70/40,430,402.55 = 26,245,013.70/x - Step 3: Cross multiply
26,953,601.70x = 40,430,402.55 × 26,245,013.70 - Step 4: Simplify right side
26,953,601.70x = 1,061,096,468,821,264.88 - Step 5: Solve for x
x = 1,061,096,468,821,264.88/26,953,601.70 - Step 6: Final answer
x = 39,367,520.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.