Finding the Fourth Proportional to 10,745,090.70, 16,117,636.05 and 3,653,378.70
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Solution
The fourth proportional to 10,745,090.70, 16,117,636.05 and 3,653,378.70 is: 5,480,068.05
Step by Step Solution
- Step 1: Write the proportion equation
10,745,090.70 : 16,117,636.05 = 3,653,378.70 : x - Step 2: Convert to fraction form
10,745,090.70/16,117,636.05 = 3,653,378.70/x - Step 3: Cross multiply
10,745,090.70x = 16,117,636.05 × 3,653,378.70 - Step 4: Simplify right side
10,745,090.70x = 58,883,828,239,422.14 - Step 5: Solve for x
x = 58,883,828,239,422.14/10,745,090.70 - Step 6: Final answer
x = 5,480,068.05
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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.