Finding the Fourth Proportional to 10,351,370.84, 14,284,308.84 and 5,705,141.80
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Solution
The fourth proportional to 10,351,370.84, 14,284,308.84 and 5,705,141.80 is: 7,872,774.40
Step by Step Solution
- Step 1: Write the proportion equation
10,351,370.84 : 14,284,308.84 = 5,705,141.80 : x - Step 2: Convert to fraction form
10,351,370.84/14,284,308.84 = 5,705,141.80/x - Step 3: Cross multiply
10,351,370.84x = 14,284,308.84 × 5,705,141.80 - Step 4: Simplify right side
10,351,370.84x = 81,494,007,347,246.27 - Step 5: Solve for x
x = 81,494,007,347,246.27/10,351,370.84 - Step 6: Final answer
x = 7,872,774.40
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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.