Finding the Fourth Proportional to 82,958,924.93, 124,444,366.10 and 31,840,943.74
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Solution
The fourth proportional to 82,958,924.93, 124,444,366.10 and 31,840,943.74 is: 47,763,710.33
Step by Step Solution
- Step 1: Write the proportion equation
82,958,924.93 : 124,444,366.10 = 31,840,943.74 : x - Step 2: Convert to fraction form
82,958,924.93/124,444,366.10 = 31,840,943.74/x - Step 3: Cross multiply
82,958,924.93x = 124,444,366.10 × 31,840,943.74 - Step 4: Simplify right side
82,958,924.93x = 3,962,426,059,399,151 - Step 5: Solve for x
x = 3,962,426,059,399,151/82,958,924.93 - Step 6: Final answer
x = 47,763,710.33
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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.