Finding the Fourth Proportional to 8,251,126.67, 12,376,672.99 and 4,655,261.27
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Solution
The fourth proportional to 8,251,126.67, 12,376,672.99 and 4,655,261.27 is: 6,982,882.31
Step by Step Solution
- Step 1: Write the proportion equation
8,251,126.67 : 12,376,672.99 = 4,655,261.27 : x - Step 2: Convert to fraction form
8,251,126.67/12,376,672.99 = 4,655,261.27/x - Step 3: Cross multiply
8,251,126.67x = 12,376,672.99 × 4,655,261.27 - Step 4: Simplify right side
8,251,126.67x = 57,616,646,421,802.09 - Step 5: Solve for x
x = 57,616,646,421,802.09/8,251,126.67 - Step 6: Final answer
x = 6,982,882.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.