Finding the Fourth Proportional to 10,655,976.34, 14,695,434.66 and 6,983,554.96
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Solution
The fourth proportional to 10,655,976.34, 14,695,434.66 and 6,983,554.96 is: 9,630,874.95
Step by Step Solution
- Step 1: Write the proportion equation
10,655,976.34 : 14,695,434.66 = 6,983,554.96 : x - Step 2: Convert to fraction form
10,655,976.34/14,695,434.66 = 6,983,554.96/x - Step 3: Cross multiply
10,655,976.34x = 14,695,434.66 × 6,983,554.96 - Step 4: Simplify right side
10,655,976.34x = 102,626,375,609,198.92 - Step 5: Solve for x
x = 102,626,375,609,198.92/10,655,976.34 - Step 6: Final answer
x = 9,630,874.95
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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.