Finding the Fourth Proportional to 44,920,779.48, 67,378,512.42 and 12,571,966.08
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Solution
The fourth proportional to 44,920,779.48, 67,378,512.42 and 12,571,966.08 is: 18,857,205.56
Step by Step Solution
- Step 1: Write the proportion equation
44,920,779.48 : 67,378,512.42 = 12,571,966.08 : x - Step 2: Convert to fraction form
44,920,779.48/67,378,512.42 = 12,571,966.08/x - Step 3: Cross multiply
44,920,779.48x = 67,378,512.42 × 12,571,966.08 - Step 4: Simplify right side
44,920,779.48x = 847,080,372,665,098.75 - Step 5: Solve for x
x = 847,080,372,665,098.75/44,920,779.48 - Step 6: Final answer
x = 18,857,205.56
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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.