Finding the Fourth Proportional to 5,432,637.70, 8,149,940.70 and 2,730,161.80
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Solution
The fourth proportional to 5,432,637.70, 8,149,940.70 and 2,730,161.80 is: 4,095,737.28
Step by Step Solution
- Step 1: Write the proportion equation
5,432,637.70 : 8,149,940.70 = 2,730,161.80 : x - Step 2: Convert to fraction form
5,432,637.70/8,149,940.70 = 2,730,161.80/x - Step 3: Cross multiply
5,432,637.70x = 8,149,940.70 × 2,730,161.80 - Step 4: Simplify right side
5,432,637.70x = 22,250,656,771,405.26 - Step 5: Solve for x
x = 22,250,656,771,405.26/5,432,637.70 - Step 6: Final answer
x = 4,095,737.28
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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.