Finding the Fourth Proportional to 31,339,537.29, 46,984,581.91 and 19,800,682.97
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Solution
The fourth proportional to 31,339,537.29, 46,984,581.91 and 19,800,682.97 is: 29,685,403.53
Step by Step Solution
- Step 1: Write the proportion equation
31,339,537.29 : 46,984,581.91 = 19,800,682.97 : x - Step 2: Convert to fraction form
31,339,537.29/46,984,581.91 = 19,800,682.97/x - Step 3: Cross multiply
31,339,537.29x = 46,984,581.91 × 19,800,682.97 - Step 4: Simplify right side
31,339,537.29x = 930,326,811,044,870.25 - Step 5: Solve for x
x = 930,326,811,044,870.25/31,339,537.29 - Step 6: Final answer
x = 29,685,403.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.