Finding the Fourth Proportional to 5,627,325.56, 8,432,136.66 and 4,351,050.68
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Solution
The fourth proportional to 5,627,325.56, 8,432,136.66 and 4,351,050.68 is: 6,519,731.90
Step by Step Solution
- Step 1: Write the proportion equation
5,627,325.56 : 8,432,136.66 = 4,351,050.68 : x - Step 2: Convert to fraction form
5,627,325.56/8,432,136.66 = 4,351,050.68/x - Step 3: Cross multiply
5,627,325.56x = 8,432,136.66 × 4,351,050.68 - Step 4: Simplify right side
5,627,325.56x = 36,688,653,948,345.93 - Step 5: Solve for x
x = 36,688,653,948,345.93/5,627,325.56 - Step 6: Final answer
x = 6,519,731.90
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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.