Finding the Fourth Proportional to 82,944,090.40, 124,416,135.60 and 62,506,688.80
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Solution
The fourth proportional to 82,944,090.40, 124,416,135.60 and 62,506,688.80 is: 93,760,033.20
Step by Step Solution
- Step 1: Write the proportion equation
82,944,090.40 : 124,416,135.60 = 62,506,688.80 : x - Step 2: Convert to fraction form
82,944,090.40/124,416,135.60 = 62,506,688.80/x - Step 3: Cross multiply
82,944,090.40x = 124,416,135.60 × 62,506,688.80 - Step 4: Simplify right side
82,944,090.40x = 7,776,840,669,647,801 - Step 5: Solve for x
x = 7,776,840,669,647,801/82,944,090.40 - Step 6: Final answer
x = 93,760,033.20
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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.