Finding the Fourth Proportional to 6,329,102.76, 8,732,013.30 and 3,575,387.88
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Solution
The fourth proportional to 6,329,102.76, 8,732,013.30 and 3,575,387.88 is: 4,932,821.56
Step by Step Solution
- Step 1: Write the proportion equation
6,329,102.76 : 8,732,013.30 = 3,575,387.88 : x - Step 2: Convert to fraction form
6,329,102.76/8,732,013.30 = 3,575,387.88/x - Step 3: Cross multiply
6,329,102.76x = 8,732,013.30 × 3,575,387.88 - Step 4: Simplify right side
6,329,102.76x = 31,220,334,520,818.80 - Step 5: Solve for x
x = 31,220,334,520,818.80/6,329,102.76 - Step 6: Final answer
x = 4,932,821.56
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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.