Finding the Fourth Proportional to 46,367,531.20, 69,484,941.60 and 32,167,518.40
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Solution
The fourth proportional to 46,367,531.20, 69,484,941.60 and 32,167,518.40 is: 48,205,243.62
Step by Step Solution
- Step 1: Write the proportion equation
46,367,531.20 : 69,484,941.60 = 32,167,518.40 : x - Step 2: Convert to fraction form
46,367,531.20/69,484,941.60 = 32,167,518.40/x - Step 3: Cross multiply
46,367,531.20x = 69,484,941.60 × 32,167,518.40 - Step 4: Simplify right side
46,367,531.20x = 2,235,158,137,440,925.25 - Step 5: Solve for x
x = 2,235,158,137,440,925.25/46,367,531.20 - Step 6: Final answer
x = 48,205,243.62
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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.