Finding the Fourth Proportional to 29,289,044.96, 40,418,881.44 and 16,236,270.80
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Solution
The fourth proportional to 29,289,044.96, 40,418,881.44 and 16,236,270.80 is: 22,406,053.37
Step by Step Solution
- Step 1: Write the proportion equation
29,289,044.96 : 40,418,881.44 = 16,236,270.80 : x - Step 2: Convert to fraction form
29,289,044.96/40,418,881.44 = 16,236,270.80/x - Step 3: Cross multiply
29,289,044.96x = 40,418,881.44 × 16,236,270.80 - Step 4: Simplify right side
29,289,044.96x = 656,251,904,492,934 - Step 5: Solve for x
x = 656,251,904,492,934/29,289,044.96 - Step 6: Final answer
x = 22,406,053.37
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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.