Finding the Fourth Proportional to 26,618,418.99, 36,733,528.89 and 14,395,275.99
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Solution
The fourth proportional to 26,618,418.99, 36,733,528.89 and 14,395,275.99 is: 19,865,540.72
Step by Step Solution
- Step 1: Write the proportion equation
26,618,418.99 : 36,733,528.89 = 14,395,275.99 : x - Step 2: Convert to fraction form
26,618,418.99/36,733,528.89 = 14,395,275.99/x - Step 3: Cross multiply
26,618,418.99x = 36,733,528.89 × 14,395,275.99 - Step 4: Simplify right side
26,618,418.99x = 528,789,286,458,188.38 - Step 5: Solve for x
x = 528,789,286,458,188.38/26,618,418.99 - Step 6: Final answer
x = 19,865,540.72
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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.