Finding the Fourth Proportional to 43,493,916.96, 65,266,315.76 and 16,219,052.64
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Solution
The fourth proportional to 43,493,916.96, 65,266,315.76 and 16,219,052.64 is: 24,338,065.76
Step by Step Solution
- Step 1: Write the proportion equation
43,493,916.96 : 65,266,315.76 = 16,219,052.64 : x - Step 2: Convert to fraction form
43,493,916.96/65,266,315.76 = 16,219,052.64/x - Step 3: Cross multiply
43,493,916.96x = 65,266,315.76 × 16,219,052.64 - Step 4: Simplify right side
43,493,916.96x = 1,058,557,810,930,301.62 - Step 5: Solve for x
x = 1,058,557,810,930,301.62/43,493,916.96 - Step 6: Final answer
x = 24,338,065.76
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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.