Finding the Fourth Proportional to 26,313,826.12, 36,311,236.61 and 15,299,794.43
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Solution
The fourth proportional to 26,313,826.12, 36,311,236.61 and 15,299,794.43 is: 21,112,644.48
Step by Step Solution
- Step 1: Write the proportion equation
26,313,826.12 : 36,311,236.61 = 15,299,794.43 : x - Step 2: Convert to fraction form
26,313,826.12/36,311,236.61 = 15,299,794.43/x - Step 3: Cross multiply
26,313,826.12x = 36,311,236.61 × 15,299,794.43 - Step 4: Simplify right side
26,313,826.12x = 555,554,455,703,743.44 - Step 5: Solve for x
x = 555,554,455,703,743.44/26,313,826.12 - Step 6: Final answer
x = 21,112,644.48
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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.