Finding the Fourth Proportional to 18,402,048.20, 27,611,366.70 and 8,813,721.80
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Solution
The fourth proportional to 18,402,048.20, 27,611,366.70 and 8,813,721.80 is: 13,224,555.33
Step by Step Solution
- Step 1: Write the proportion equation
18,402,048.20 : 27,611,366.70 = 8,813,721.80 : x - Step 2: Convert to fraction form
18,402,048.20/27,611,366.70 = 8,813,721.80/x - Step 3: Cross multiply
18,402,048.20x = 27,611,366.70 × 8,813,721.80 - Step 4: Simplify right side
18,402,048.20x = 243,358,904,611,584.06 - Step 5: Solve for x
x = 243,358,904,611,584.06/18,402,048.20 - Step 6: Final answer
x = 13,224,555.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.