Finding the Fourth Proportional to 10,656,563.60, 15,984,845.40 and 3,924,102.80
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Solution
The fourth proportional to 10,656,563.60, 15,984,845.40 and 3,924,102.80 is: 5,886,154.20
Step by Step Solution
- Step 1: Write the proportion equation
10,656,563.60 : 15,984,845.40 = 3,924,102.80 : x - Step 2: Convert to fraction form
10,656,563.60/15,984,845.40 = 3,924,102.80/x - Step 3: Cross multiply
10,656,563.60x = 15,984,845.40 × 3,924,102.80 - Step 4: Simplify right side
10,656,563.60x = 62,726,176,591,707.12 - Step 5: Solve for x
x = 62,726,176,591,707.12/10,656,563.60 - Step 6: Final answer
x = 5,886,154.20
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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.