Finding the Fourth Proportional to 9,046,850.21, 12,486,469.04 and 5,375,060.07
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Solution
The fourth proportional to 9,046,850.21, 12,486,469.04 and 5,375,060.07 is: 7,418,661.69
Step by Step Solution
- Step 1: Write the proportion equation
9,046,850.21 : 12,486,469.04 = 5,375,060.07 : x - Step 2: Convert to fraction form
9,046,850.21/12,486,469.04 = 5,375,060.07/x - Step 3: Cross multiply
9,046,850.21x = 12,486,469.04 × 5,375,060.07 - Step 4: Simplify right side
9,046,850.21x = 67,115,521,098,652.15 - Step 5: Solve for x
x = 67,115,521,098,652.15/9,046,850.21 - Step 6: Final answer
x = 7,418,661.69
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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.