Finding the Fourth Proportional to 8,910,828.84, 12,296,952.90 and 4,836,448.68
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Solution
The fourth proportional to 8,910,828.84, 12,296,952.90 and 4,836,448.68 is: 6,674,304.12
Step by Step Solution
- Step 1: Write the proportion equation
8,910,828.84 : 12,296,952.90 = 4,836,448.68 : x - Step 2: Convert to fraction form
8,910,828.84/12,296,952.90 = 4,836,448.68/x - Step 3: Cross multiply
8,910,828.84x = 12,296,952.90 × 4,836,448.68 - Step 4: Simplify right side
8,910,828.84x = 59,473,581,621,227.17 - Step 5: Solve for x
x = 59,473,581,621,227.17/8,910,828.84 - Step 6: Final answer
x = 6,674,304.12
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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.