Finding the Fourth Proportional to 10,247,480.10, 15,370,975.11 and 3,330,950.79
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Solution
The fourth proportional to 10,247,480.10, 15,370,975.11 and 3,330,950.79 is: 4,996,346.53
Step by Step Solution
- Step 1: Write the proportion equation
10,247,480.10 : 15,370,975.11 = 3,330,950.79 : x - Step 2: Convert to fraction form
10,247,480.10/15,370,975.11 = 3,330,950.79/x - Step 3: Cross multiply
10,247,480.10x = 15,370,975.11 × 3,330,950.79 - Step 4: Simplify right side
10,247,480.10x = 51,199,961,685,724.84 - Step 5: Solve for x
x = 51,199,961,685,724.84/10,247,480.10 - Step 6: Final answer
x = 4,996,346.53
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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.