Finding the Fourth Proportional to 43,861,162.08, 65,793,920.40 and 11,513,157.60
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Solution
The fourth proportional to 43,861,162.08, 65,793,920.40 and 11,513,157.60 is: 17,270,307.92
Step by Step Solution
- Step 1: Write the proportion equation
43,861,162.08 : 65,793,920.40 = 11,513,157.60 : x - Step 2: Convert to fraction form
43,861,162.08/65,793,920.40 = 11,513,157.60/x - Step 3: Cross multiply
43,861,162.08x = 65,793,920.40 × 11,513,157.60 - Step 4: Simplify right side
43,861,162.08x = 757,495,774,687,055 - Step 5: Solve for x
x = 757,495,774,687,055/43,861,162.08 - Step 6: Final answer
x = 17,270,307.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.