Finding the Fourth Proportional to 34,312,351.12, 47,361,673.20 and 22,089,208
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Solution
The fourth proportional to 34,312,351.12, 47,361,673.20 and 22,089,208 is: 30,489,949.43
Step by Step Solution
- Step 1: Write the proportion equation
34,312,351.12 : 47,361,673.20 = 22,089,208 : x - Step 2: Convert to fraction form
34,312,351.12/47,361,673.20 = 22,089,208/x - Step 3: Cross multiply
34,312,351.12x = 47,361,673.20 × 22,089,208 - Step 4: Simplify right side
34,312,351.12x = 1,046,181,850,542,825.62 - Step 5: Solve for x
x = 1,046,181,850,542,825.62/34,312,351.12 - Step 6: Final answer
x = 30,489,949.43
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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.