Finding the Fourth Proportional to 34,165,708.92, 47,148,676.82 and 18,695,794.92
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Solution
The fourth proportional to 34,165,708.92, 47,148,676.82 and 18,695,794.92 is: 25,800,196.17
Step by Step Solution
- Step 1: Write the proportion equation
34,165,708.92 : 47,148,676.82 = 18,695,794.92 : x - Step 2: Convert to fraction form
34,165,708.92/47,148,676.82 = 18,695,794.92/x - Step 3: Cross multiply
34,165,708.92x = 47,148,676.82 × 18,695,794.92 - Step 4: Simplify right side
34,165,708.92x = 881,481,992,576,077.88 - Step 5: Solve for x
x = 881,481,992,576,077.88/34,165,708.92 - Step 6: Final answer
x = 25,800,196.17
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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.