Finding the Fourth Proportional to 18,964,952.52, 26,171,714.27 and 10,263,125.56
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Solution
The fourth proportional to 18,964,952.52, 26,171,714.27 and 10,263,125.56 is: 14,163,156.45
Step by Step Solution
- Step 1: Write the proportion equation
18,964,952.52 : 26,171,714.27 = 10,263,125.56 : x - Step 2: Convert to fraction form
18,964,952.52/26,171,714.27 = 10,263,125.56/x - Step 3: Cross multiply
18,964,952.52x = 26,171,714.27 × 10,263,125.56 - Step 4: Simplify right side
18,964,952.52x = 268,603,589,731,826.19 - Step 5: Solve for x
x = 268,603,589,731,826.19/18,964,952.52 - Step 6: Final answer
x = 14,163,156.45
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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.