Finding the Fourth Proportional to 32,245,615.79, 44,447,084.93 and 21,788,365.94
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Solution
The fourth proportional to 32,245,615.79, 44,447,084.93 and 21,788,365.94 is: 30,032,899.90
Step by Step Solution
- Step 1: Write the proportion equation
32,245,615.79 : 44,447,084.93 = 21,788,365.94 : x - Step 2: Convert to fraction form
32,245,615.79/44,447,084.93 = 21,788,365.94/x - Step 3: Cross multiply
32,245,615.79x = 44,447,084.93 × 21,788,365.94 - Step 4: Simplify right side
32,245,615.79x = 968,429,351,089,921.88 - Step 5: Solve for x
x = 968,429,351,089,921.88/32,245,615.79 - Step 6: Final answer
x = 30,032,899.90
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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.