Finding the Fourth Proportional to 10,618,907.22, 14,645,766.84 and 7,268,059.63
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Solution
The fourth proportional to 10,618,907.22, 14,645,766.84 and 7,268,059.63 is: 10,024,224.20
Step by Step Solution
- Step 1: Write the proportion equation
10,618,907.22 : 14,645,766.84 = 7,268,059.63 : x - Step 2: Convert to fraction form
10,618,907.22/14,645,766.84 = 7,268,059.63/x - Step 3: Cross multiply
10,618,907.22x = 14,645,766.84 × 7,268,059.63 - Step 4: Simplify right side
10,618,907.22x = 106,446,306,711,248.64 - Step 5: Solve for x
x = 106,446,306,711,248.64/10,618,907.22 - Step 6: Final answer
x = 10,024,224.20
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.