Finding the Fourth Proportional to 9,640,573.25, 14,451,280.20 and 4,833,590.99
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Solution
The fourth proportional to 9,640,573.25, 14,451,280.20 and 4,833,590.99 is: 7,245,583.42
Step by Step Solution
- Step 1: Write the proportion equation
9,640,573.25 : 14,451,280.20 = 4,833,590.99 : x - Step 2: Convert to fraction form
9,640,573.25/14,451,280.20 = 4,833,590.99/x - Step 3: Cross multiply
9,640,573.25x = 14,451,280.20 × 4,833,590.99 - Step 4: Simplify right side
9,640,573.25x = 69,851,577,696,429 - Step 5: Solve for x
x = 69,851,577,696,429/9,640,573.25 - Step 6: Final answer
x = 7,245,583.42
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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.