Finding the Fourth Proportional to 48,624,742.72, 67,102,144.99 and 26,297,728.67
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Solution
The fourth proportional to 48,624,742.72, 67,102,144.99 and 26,297,728.67 is: 36,290,865.58
Step by Step Solution
- Step 1: Write the proportion equation
48,624,742.72 : 67,102,144.99 = 26,297,728.67 : x - Step 2: Convert to fraction form
48,624,742.72/67,102,144.99 = 26,297,728.67/x - Step 3: Cross multiply
48,624,742.72x = 67,102,144.99 × 26,297,728.67 - Step 4: Simplify right side
48,624,742.72x = 1,764,634,001,994,506 - Step 5: Solve for x
x = 1,764,634,001,994,506/48,624,742.72 - Step 6: Final answer
x = 36,290,865.58
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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.