Finding the Fourth Proportional to 10,766,776.73, 14,855,597.38 and 6,120,197.08
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Solution
The fourth proportional to 10,766,776.73, 14,855,597.38 and 6,120,197.08 is: 8,444,419.90
Step by Step Solution
- Step 1: Write the proportion equation
10,766,776.73 : 14,855,597.38 = 6,120,197.08 : x - Step 2: Convert to fraction form
10,766,776.73/14,855,597.38 = 6,120,197.08/x - Step 3: Cross multiply
10,766,776.73x = 14,855,597.38 × 6,120,197.08 - Step 4: Simplify right side
10,766,776.73x = 90,919,183,677,242.89 - Step 5: Solve for x
x = 90,919,183,677,242.89/10,766,776.73 - Step 6: Final answer
x = 8,444,419.90
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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.