Finding the Fourth Proportional to 11,660,270.74, 16,091,201.73 and 6,503,966.26
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Solution
The fourth proportional to 11,660,270.74, 16,091,201.73 and 6,503,966.26 is: 8,975,489.12
Step by Step Solution
- Step 1: Write the proportion equation
11,660,270.74 : 16,091,201.73 = 6,503,966.26 : x - Step 2: Convert to fraction form
11,660,270.74/16,091,201.73 = 6,503,966.26/x - Step 3: Cross multiply
11,660,270.74x = 16,091,201.73 × 6,503,966.26 - Step 4: Simplify right side
11,660,270.74x = 104,656,633,134,773.62 - Step 5: Solve for x
x = 104,656,633,134,773.62/11,660,270.74 - Step 6: Final answer
x = 8,975,489.12
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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.