Finding the Fourth Proportional to 8,609,737.06, 11,881,975.58 and 4,742,257.19
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Solution
The fourth proportional to 8,609,737.06, 11,881,975.58 and 4,742,257.19 is: 6,544,611.50
Step by Step Solution
- Step 1: Write the proportion equation
8,609,737.06 : 11,881,975.58 = 4,742,257.19 : x - Step 2: Convert to fraction form
8,609,737.06/11,881,975.58 = 4,742,257.19/x - Step 3: Cross multiply
8,609,737.06x = 11,881,975.58 × 4,742,257.19 - Step 4: Simplify right side
8,609,737.06x = 56,347,384,167,220 - Step 5: Solve for x
x = 56,347,384,167,220/8,609,737.06 - Step 6: Final answer
x = 6,544,611.50
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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.