Finding the Fourth Proportional to 7,176,733.22, 10,767,184.99 and 2,318,938.06
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Solution
The fourth proportional to 7,176,733.22, 10,767,184.99 and 2,318,938.06 is: 3,479,080.85
Step by Step Solution
- Step 1: Write the proportion equation
7,176,733.22 : 10,767,184.99 = 2,318,938.06 : x - Step 2: Convert to fraction form
7,176,733.22/10,767,184.99 = 2,318,938.06/x - Step 3: Cross multiply
7,176,733.22x = 10,767,184.99 × 2,318,938.06 - Step 4: Simplify right side
7,176,733.22x = 24,968,435,072,888.91 - Step 5: Solve for x
x = 24,968,435,072,888.91/7,176,733.22 - Step 6: Final answer
x = 3,479,080.85
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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.