Finding the Fourth Proportional to 9,924,647.60, 14,889,563.40 and 3,193,223.60
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Solution
The fourth proportional to 9,924,647.60, 14,889,563.40 and 3,193,223.60 is: 4,790,669.37
Step by Step Solution
- Step 1: Write the proportion equation
9,924,647.60 : 14,889,563.40 = 3,193,223.60 : x - Step 2: Convert to fraction form
9,924,647.60/14,889,563.40 = 3,193,223.60/x - Step 3: Cross multiply
9,924,647.60x = 14,889,563.40 × 3,193,223.60 - Step 4: Simplify right side
9,924,647.60x = 47,545,705,242,576.24 - Step 5: Solve for x
x = 47,545,705,242,576.24/9,924,647.60 - Step 6: Final answer
x = 4,790,669.37
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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.