Finding the Fourth Proportional to 7,518,992.09, 10,375,940.60 and 4,255,736.75
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Solution
The fourth proportional to 7,518,992.09, 10,375,940.60 and 4,255,736.75 is: 5,872,764.75
Step by Step Solution
- Step 1: Write the proportion equation
7,518,992.09 : 10,375,940.60 = 4,255,736.75 : x - Step 2: Convert to fraction form
7,518,992.09/10,375,940.60 = 4,255,736.75/x - Step 3: Cross multiply
7,518,992.09x = 10,375,940.60 × 4,255,736.75 - Step 4: Simplify right side
7,518,992.09x = 44,157,271,708,947.46 - Step 5: Solve for x
x = 44,157,271,708,947.46/7,518,992.09 - Step 6: Final answer
x = 5,872,764.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.