Finding the Fourth Proportional to 26,690,527.24, 36,825,863.20 and 15,673,755.32
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Solution
The fourth proportional to 26,690,527.24, 36,825,863.20 and 15,673,755.32 is: 21,625,633.85
Step by Step Solution
- Step 1: Write the proportion equation
26,690,527.24 : 36,825,863.20 = 15,673,755.32 : x - Step 2: Convert to fraction form
26,690,527.24/36,825,863.20 = 15,673,755.32/x - Step 3: Cross multiply
26,690,527.24x = 36,825,863.20 × 15,673,755.32 - Step 4: Simplify right side
26,690,527.24x = 577,199,569,244,592.25 - Step 5: Solve for x
x = 577,199,569,244,592.25/26,690,527.24 - Step 6: Final answer
x = 21,625,633.85
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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.