Finding the Fourth Proportional to 8,344,299.93, 12,520,721.36 and 3,972,386.68
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Solution
The fourth proportional to 8,344,299.93, 12,520,721.36 and 3,972,386.68 is: 5,960,613.49
Step by Step Solution
- Step 1: Write the proportion equation
8,344,299.93 : 12,520,721.36 = 3,972,386.68 : x - Step 2: Convert to fraction form
8,344,299.93/12,520,721.36 = 3,972,386.68/x - Step 3: Cross multiply
8,344,299.93x = 12,520,721.36 × 3,972,386.68 - Step 4: Simplify right side
8,344,299.93x = 49,737,146,754,455.48 - Step 5: Solve for x
x = 49,737,146,754,455.48/8,344,299.93 - Step 6: Final answer
x = 5,960,613.49
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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.