Finding the Fourth Proportional to 8,449,572.18, 12,675,374.90 and 2,983,542.34
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Solution
The fourth proportional to 8,449,572.18, 12,675,374.90 and 2,983,542.34 is: 4,475,672.48
Step by Step Solution
- Step 1: Write the proportion equation
8,449,572.18 : 12,675,374.90 = 2,983,542.34 : x - Step 2: Convert to fraction form
8,449,572.18/12,675,374.90 = 2,983,542.34/x - Step 3: Cross multiply
8,449,572.18x = 12,675,374.90 × 2,983,542.34 - Step 4: Simplify right side
8,449,572.18x = 37,817,517,626,146.39 - Step 5: Solve for x
x = 37,817,517,626,146.39/8,449,572.18 - Step 6: Final answer
x = 4,475,672.48
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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.