Finding the Fourth Proportional to 44,249,073.30, 66,382,941.15 and 18,676,919.70
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Solution
The fourth proportional to 44,249,073.30, 66,382,941.15 and 18,676,919.70 is: 28,019,318.12
Step by Step Solution
- Step 1: Write the proportion equation
44,249,073.30 : 66,382,941.15 = 18,676,919.70 : x - Step 2: Convert to fraction form
44,249,073.30/66,382,941.15 = 18,676,919.70/x - Step 3: Cross multiply
44,249,073.30x = 66,382,941.15 × 18,676,919.70 - Step 4: Simplify right side
44,249,073.30x = 1,239,828,861,308,375.50 - Step 5: Solve for x
x = 1,239,828,861,308,375.50/44,249,073.30 - Step 6: Final answer
x = 28,019,318.12
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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.