Finding the Fourth Proportional to 29,489,688.55, 44,234,494.74 and 7,924,290.53
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Solution
The fourth proportional to 29,489,688.55, 44,234,494.74 and 7,924,290.53 is: 11,886,425.56
Step by Step Solution
- Step 1: Write the proportion equation
29,489,688.55 : 44,234,494.74 = 7,924,290.53 : x - Step 2: Convert to fraction form
29,489,688.55/44,234,494.74 = 7,924,290.53/x - Step 3: Cross multiply
29,489,688.55x = 44,234,494.74 × 7,924,290.53 - Step 4: Simplify right side
29,489,688.55x = 350,526,987,767,516.81 - Step 5: Solve for x
x = 350,526,987,767,516.81/29,489,688.55 - Step 6: Final answer
x = 11,886,425.56
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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.