Finding the Fourth Proportional to 19,486,277.70, 29,229,416.55 and 18,441,183.30
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Solution
The fourth proportional to 19,486,277.70, 29,229,416.55 and 18,441,183.30 is: 27,661,774.95
Step by Step Solution
- Step 1: Write the proportion equation
19,486,277.70 : 29,229,416.55 = 18,441,183.30 : x - Step 2: Convert to fraction form
19,486,277.70/29,229,416.55 = 18,441,183.30/x - Step 3: Cross multiply
19,486,277.70x = 29,229,416.55 × 18,441,183.30 - Step 4: Simplify right side
19,486,277.70x = 539,025,028,350,603.62 - Step 5: Solve for x
x = 539,025,028,350,603.62/19,486,277.70 - Step 6: Final answer
x = 27,661,774.95
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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.