Finding the Fourth Proportional to 8,936,709.18, 12,332,290.24 and 4,862,344.38
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Solution
The fourth proportional to 8,936,709.18, 12,332,290.24 and 4,862,344.38 is: 6,709,834.79
Step by Step Solution
- Step 1: Write the proportion equation
8,936,709.18 : 12,332,290.24 = 4,862,344.38 : x - Step 2: Convert to fraction form
8,936,709.18/12,332,290.24 = 4,862,344.38/x - Step 3: Cross multiply
8,936,709.18x = 12,332,290.24 × 4,862,344.38 - Step 4: Simplify right side
8,936,709.18x = 59,963,842,140,992.85 - Step 5: Solve for x
x = 59,963,842,140,992.85/8,936,709.18 - Step 6: Final answer
x = 6,709,834.79
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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.