Finding the Fourth Proportional to 10,546,455.12, 14,555,193.54 and 6,416,779.46
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Solution
The fourth proportional to 10,546,455.12, 14,555,193.54 and 6,416,779.46 is: 8,855,816.09
Step by Step Solution
- Step 1: Write the proportion equation
10,546,455.12 : 14,555,193.54 = 6,416,779.46 : x - Step 2: Convert to fraction form
10,546,455.12/14,555,193.54 = 6,416,779.46/x - Step 3: Cross multiply
10,546,455.12x = 14,555,193.54 × 6,416,779.46 - Step 4: Simplify right side
10,546,455.12x = 93,397,466,943,796.69 - Step 5: Solve for x
x = 93,397,466,943,796.69/10,546,455.12 - Step 6: Final answer
x = 8,855,816.09
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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.