Finding the Fourth Proportional to 25,192,811.85, 37,795,214.88 and 8,153,484.99
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Solution
The fourth proportional to 25,192,811.85, 37,795,214.88 and 8,153,484.99 is: 12,232,168.41
Step by Step Solution
- Step 1: Write the proportion equation
25,192,811.85 : 37,795,214.88 = 8,153,484.99 : x - Step 2: Convert to fraction form
25,192,811.85/37,795,214.88 = 8,153,484.99/x - Step 3: Cross multiply
25,192,811.85x = 37,795,214.88 × 8,153,484.99 - Step 4: Simplify right side
25,192,811.85x = 308,162,717,217,904.69 - Step 5: Solve for x
x = 308,162,717,217,904.69/25,192,811.85 - Step 6: Final answer
x = 12,232,168.41
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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.