Finding the Fourth Proportional to 71,313,912.10, 106,970,868.15 and 17,461,224.10
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Solution
The fourth proportional to 71,313,912.10, 106,970,868.15 and 17,461,224.10 is: 26,191,836.15
Step by Step Solution
- Step 1: Write the proportion equation
71,313,912.10 : 106,970,868.15 = 17,461,224.10 : x - Step 2: Convert to fraction form
71,313,912.10/106,970,868.15 = 17,461,224.10/x - Step 3: Cross multiply
71,313,912.10x = 106,970,868.15 × 17,461,224.10 - Step 4: Simplify right side
71,313,912.10x = 1,867,842,300,938,702.75 - Step 5: Solve for x
x = 1,867,842,300,938,702.75/71,313,912.10 - Step 6: Final answer
x = 26,191,836.15
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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.