Finding the Fourth Proportional to 82,582,054.13, 113,966,165.84 and 45,415,160.19
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Solution
The fourth proportional to 82,582,054.13, 113,966,165.84 and 45,415,160.19 is: 62,674,533.01
Step by Step Solution
- Step 1: Write the proportion equation
82,582,054.13 : 113,966,165.84 = 45,415,160.19 : x - Step 2: Convert to fraction form
82,582,054.13/113,966,165.84 = 45,415,160.19/x - Step 3: Cross multiply
82,582,054.13x = 113,966,165.84 × 45,415,160.19 - Step 4: Simplify right side
82,582,054.13x = 5,175,791,677,636,630 - Step 5: Solve for x
x = 5,175,791,677,636,630/82,582,054.13 - Step 6: Final answer
x = 62,674,533.01
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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.