Finding the Fourth Proportional to 29,089,433.84, 43,634,815.08 and 8,618,769.12
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Solution
The fourth proportional to 29,089,433.84, 43,634,815.08 and 8,618,769.12 is: 12,928,350.51
Step by Step Solution
- Step 1: Write the proportion equation
29,089,433.84 : 43,634,815.08 = 8,618,769.12 : x - Step 2: Convert to fraction form
29,089,433.84/43,634,815.08 = 8,618,769.12/x - Step 3: Cross multiply
29,089,433.84x = 43,634,815.08 × 8,618,769.12 - Step 4: Simplify right side
29,089,433.84x = 376,078,396,768,414.25 - Step 5: Solve for x
x = 376,078,396,768,414.25/29,089,433.84 - Step 6: Final answer
x = 12,928,350.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.