Finding the Fourth Proportional to 8,926,840.38, 13,389,866.91 and 2,861,876.59
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Solution
The fourth proportional to 8,926,840.38, 13,389,866.91 and 2,861,876.59 is: 4,292,688.68
Step by Step Solution
- Step 1: Write the proportion equation
8,926,840.38 : 13,389,866.91 = 2,861,876.59 : x - Step 2: Convert to fraction form
8,926,840.38/13,389,866.91 = 2,861,876.59/x - Step 3: Cross multiply
8,926,840.38x = 13,389,866.91 × 2,861,876.59 - Step 4: Simplify right side
8,926,840.38x = 38,320,146,619,469.97 - Step 5: Solve for x
x = 38,320,146,619,469.97/8,926,840.38 - Step 6: Final answer
x = 4,292,688.68
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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.