Finding the Fourth Proportional to 34,689,855.22, 52,014,613.01 and 13,126,122.70
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Solution
The fourth proportional to 34,689,855.22, 52,014,613.01 and 13,126,122.70 is: 19,681,552.09
Step by Step Solution
- Step 1: Write the proportion equation
34,689,855.22 : 52,014,613.01 = 13,126,122.70 : x - Step 2: Convert to fraction form
34,689,855.22/52,014,613.01 = 13,126,122.70/x - Step 3: Cross multiply
34,689,855.22x = 52,014,613.01 × 13,126,122.70 - Step 4: Simplify right side
34,689,855.22x = 682,750,192,496,645.75 - Step 5: Solve for x
x = 682,750,192,496,645.75/34,689,855.22 - Step 6: Final answer
x = 19,681,552.09
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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.