Finding the Fourth Proportional to 32,098,531.04, 44,295,967.60 and 18,347,790.40
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Solution
The fourth proportional to 32,098,531.04, 44,295,967.60 and 18,347,790.40 is: 25,319,947.76
Step by Step Solution
- Step 1: Write the proportion equation
32,098,531.04 : 44,295,967.60 = 18,347,790.40 : x - Step 2: Convert to fraction form
32,098,531.04/44,295,967.60 = 18,347,790.40/x - Step 3: Cross multiply
32,098,531.04x = 44,295,967.60 × 18,347,790.40 - Step 4: Simplify right side
32,098,531.04x = 812,733,129,089,991 - Step 5: Solve for x
x = 812,733,129,089,991/32,098,531.04 - Step 6: Final answer
x = 25,319,947.76
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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.