Finding the Fourth Proportional to 7,636,685.70, 11,452,786.41 and 2,244,054.00
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Solution
The fourth proportional to 7,636,685.70, 11,452,786.41 and 2,244,054.00 is: 3,365,422.14
Step by Step Solution
- Step 1: Write the proportion equation
7,636,685.70 : 11,452,786.41 = 2,244,054.00 : x - Step 2: Convert to fraction form
7,636,685.70/11,452,786.41 = 2,244,054.00/x - Step 3: Cross multiply
7,636,685.70x = 11,452,786.41 × 2,244,054.00 - Step 4: Simplify right side
7,636,685.70x = 25,700,671,106,081.26 - Step 5: Solve for x
x = 25,700,671,106,081.26/7,636,685.70 - Step 6: Final answer
x = 3,365,422.14
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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.