Finding the Fourth Proportional to 29,338,363.20, 43,972,115.40 and 14,954,026.80
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Solution
The fourth proportional to 29,338,363.20, 43,972,115.40 and 14,954,026.80 is: 22,412,981.52
Step by Step Solution
- Step 1: Write the proportion equation
29,338,363.20 : 43,972,115.40 = 14,954,026.80 : x - Step 2: Convert to fraction form
29,338,363.20/43,972,115.40 = 14,954,026.80/x - Step 3: Cross multiply
29,338,363.20x = 43,972,115.40 × 14,954,026.80 - Step 4: Simplify right side
29,338,363.20x = 657,560,192,144,292.75 - Step 5: Solve for x
x = 657,560,192,144,292.75/29,338,363.20 - Step 6: Final answer
x = 22,412,981.52
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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.