Finding the Fourth Proportional to 14,541,626.80, 21,812,440.20 and 4,444,231.60
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Solution
The fourth proportional to 14,541,626.80, 21,812,440.20 and 4,444,231.60 is: 6,666,347.40
Step by Step Solution
- Step 1: Write the proportion equation
14,541,626.80 : 21,812,440.20 = 4,444,231.60 : x - Step 2: Convert to fraction form
14,541,626.80/21,812,440.20 = 4,444,231.60/x - Step 3: Cross multiply
14,541,626.80x = 21,812,440.20 × 4,444,231.60 - Step 4: Simplify right side
14,541,626.80x = 96,939,536,009,950.31 - Step 5: Solve for x
x = 96,939,536,009,950.31/14,541,626.80 - Step 6: Final answer
x = 6,666,347.40
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1.5x scale
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.