Finding the Fourth Proportional to 27,054,826.18, 37,334,659.87 and 14,664,653.58
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Solution
The fourth proportional to 27,054,826.18, 37,334,659.87 and 14,664,653.58 is: 20,236,679.76
Step by Step Solution
- Step 1: Write the proportion equation
27,054,826.18 : 37,334,659.87 = 14,664,653.58 : x - Step 2: Convert to fraction form
27,054,826.18/37,334,659.87 = 14,664,653.58/x - Step 3: Cross multiply
27,054,826.18x = 37,334,659.87 × 14,664,653.58 - Step 4: Simplify right side
27,054,826.18x = 547,499,853,366,831.06 - Step 5: Solve for x
x = 547,499,853,366,831.06/27,054,826.18 - Step 6: Final answer
x = 20,236,679.76
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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.