Finding the Fourth Proportional to 7,133,749.44, 10,700,975.16 and 2,873,341.68
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Solution
The fourth proportional to 7,133,749.44, 10,700,975.16 and 2,873,341.68 is: 4,310,153.90
Step by Step Solution
- Step 1: Write the proportion equation
7,133,749.44 : 10,700,975.16 = 2,873,341.68 : x - Step 2: Convert to fraction form
7,133,749.44/10,700,975.16 = 2,873,341.68/x - Step 3: Cross multiply
7,133,749.44x = 10,700,975.16 × 2,873,341.68 - Step 4: Simplify right side
7,133,749.44x = 30,747,557,943,872.67 - Step 5: Solve for x
x = 30,747,557,943,872.67/7,133,749.44 - Step 6: Final answer
x = 4,310,153.90
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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.