Finding the Fourth Proportional to 57,717,170.50, 79,649,772 and 31,255,569.94
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Solution
The fourth proportional to 57,717,170.50, 79,649,772 and 31,255,569.94 is: 43,132,728.06
Step by Step Solution
- Step 1: Write the proportion equation
57,717,170.50 : 79,649,772 = 31,255,569.94 : x - Step 2: Convert to fraction form
57,717,170.50/79,649,772 = 31,255,569.94/x - Step 3: Cross multiply
57,717,170.50x = 79,649,772 × 31,255,569.94 - Step 4: Simplify right side
57,717,170.50x = 2,489,499,019,451,054 - Step 5: Solve for x
x = 2,489,499,019,451,054/57,717,170.50 - Step 6: Final answer
x = 43,132,728.06
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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.