Finding the Fourth Proportional to 8,634,951.32, 12,951,539.36 and 2,877,063.08
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Solution
The fourth proportional to 8,634,951.32, 12,951,539.36 and 2,877,063.08 is: 4,315,298.88
Step by Step Solution
- Step 1: Write the proportion equation
8,634,951.32 : 12,951,539.36 = 2,877,063.08 : x - Step 2: Convert to fraction form
8,634,951.32/12,951,539.36 = 2,877,063.08/x - Step 3: Cross multiply
8,634,951.32x = 12,951,539.36 × 2,877,063.08 - Step 4: Simplify right side
8,634,951.32x = 37,262,395,721,822.83 - Step 5: Solve for x
x = 37,262,395,721,822.83/8,634,951.32 - Step 6: Final answer
x = 4,315,298.88
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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.