Finding the Fourth Proportional to 34,319,506.41, 51,478,934.18 and 8,760,163.05
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Solution
The fourth proportional to 34,319,506.41, 51,478,934.18 and 8,760,163.05 is: 13,140,161.51
Step by Step Solution
- Step 1: Write the proportion equation
34,319,506.41 : 51,478,934.18 = 8,760,163.05 : x - Step 2: Convert to fraction form
34,319,506.41/51,478,934.18 = 8,760,163.05/x - Step 3: Cross multiply
34,319,506.41x = 51,478,934.18 × 8,760,163.05 - Step 4: Simplify right side
34,319,506.41x = 450,963,857,013,217.25 - Step 5: Solve for x
x = 450,963,857,013,217.25/34,319,506.41 - Step 6: Final answer
x = 13,140,161.51
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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.