Finding the Fourth Proportional to 26,090,495.79, 39,122,333.11 and 13,801,067.99
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Solution
The fourth proportional to 26,090,495.79, 39,122,333.11 and 13,801,067.99 is: 20,694,508.19
Step by Step Solution
- Step 1: Write the proportion equation
26,090,495.79 : 39,122,333.11 = 13,801,067.99 : x - Step 2: Convert to fraction form
26,090,495.79/39,122,333.11 = 13,801,067.99/x - Step 3: Cross multiply
26,090,495.79x = 39,122,333.11 × 13,801,067.99 - Step 4: Simplify right side
26,090,495.79x = 539,929,978,981,828.12 - Step 5: Solve for x
x = 539,929,978,981,828.12/26,090,495.79 - Step 6: Final answer
x = 20,694,508.19
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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.