Finding the Fourth Proportional to 36,730,907.12, 55,079,335.12 and 13,695,656.66
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Solution
The fourth proportional to 36,730,907.12, 55,079,335.12 and 13,695,656.66 is: 20,537,136.76
Step by Step Solution
- Step 1: Write the proportion equation
36,730,907.12 : 55,079,335.12 = 13,695,656.66 : x - Step 2: Convert to fraction form
36,730,907.12/55,079,335.12 = 13,695,656.66/x - Step 3: Cross multiply
36,730,907.12x = 55,079,335.12 × 13,695,656.66 - Step 4: Simplify right side
36,730,907.12x = 754,347,662,864,599.88 - Step 5: Solve for x
x = 754,347,662,864,599.88/36,730,907.12 - Step 6: Final answer
x = 20,537,136.76
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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.