Finding the Fourth Proportional to 29,084,644.26, 40,138,604.81 and 16,031,873.74
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Solution
The fourth proportional to 29,084,644.26, 40,138,604.81 and 16,031,873.74 is: 22,124,975.59
Step by Step Solution
- Step 1: Write the proportion equation
29,084,644.26 : 40,138,604.81 = 16,031,873.74 : x - Step 2: Convert to fraction form
29,084,644.26/40,138,604.81 = 16,031,873.74/x - Step 3: Cross multiply
29,084,644.26x = 40,138,604.81 × 16,031,873.74 - Step 4: Simplify right side
29,084,644.26x = 643,497,044,413,676.75 - Step 5: Solve for x
x = 643,497,044,413,676.75/29,084,644.26 - Step 6: Final answer
x = 22,124,975.59
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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.