Finding the Fourth Proportional to 6,782,316.44, 10,173,478.28 and 2,521,931.08
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Solution
The fourth proportional to 6,782,316.44, 10,173,478.28 and 2,521,931.08 is: 3,782,897.97
Step by Step Solution
- Step 1: Write the proportion equation
6,782,316.44 : 10,173,478.28 = 2,521,931.08 : x - Step 2: Convert to fraction form
6,782,316.44/10,173,478.28 = 2,521,931.08/x - Step 3: Cross multiply
6,782,316.44x = 10,173,478.28 × 2,521,931.08 - Step 4: Simplify right side
6,782,316.44x = 25,656,811,066,036.94 - Step 5: Solve for x
x = 25,656,811,066,036.94/6,782,316.44 - Step 6: Final answer
x = 3,782,897.97
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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.