Finding the Fourth Proportional to 7,518,010.96, 10,374,859.40 and 4,080,251.99
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Solution
The fourth proportional to 7,518,010.96, 10,374,859.40 and 4,080,251.99 is: 5,630,750.07
Step by Step Solution
- Step 1: Write the proportion equation
7,518,010.96 : 10,374,859.40 = 4,080,251.99 : x - Step 2: Convert to fraction form
7,518,010.96/10,374,859.40 = 4,080,251.99/x - Step 3: Cross multiply
7,518,010.96x = 10,374,859.40 × 4,080,251.99 - Step 4: Simplify right side
7,518,010.96x = 42,332,040,718,356.09 - Step 5: Solve for x
x = 42,332,040,718,356.09/7,518,010.96 - Step 6: Final answer
x = 5,630,750.07
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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.