Finding the Fourth Proportional to 8,731,285.24, 12,049,536.66 and 4,863,805.36
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Solution
The fourth proportional to 8,731,285.24, 12,049,536.66 and 4,863,805.36 is: 6,712,253.62
Step by Step Solution
- Step 1: Write the proportion equation
8,731,285.24 : 12,049,536.66 = 4,863,805.36 : x - Step 2: Convert to fraction form
8,731,285.24/12,049,536.66 = 4,863,805.36/x - Step 3: Cross multiply
8,731,285.24x = 12,049,536.66 × 4,863,805.36 - Step 4: Simplify right side
8,731,285.24x = 58,606,600,992,424.50 - Step 5: Solve for x
x = 58,606,600,992,424.50/8,731,285.24 - Step 6: Final answer
x = 6,712,253.62
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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.