Finding the Fourth Proportional to 10,416,389.22, 15,624,467.19 and 3,683,228.58
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Solution
The fourth proportional to 10,416,389.22, 15,624,467.19 and 3,683,228.58 is: 5,524,801.63
Step by Step Solution
- Step 1: Write the proportion equation
10,416,389.22 : 15,624,467.19 = 3,683,228.58 : x - Step 2: Convert to fraction form
10,416,389.22/15,624,467.19 = 3,683,228.58/x - Step 3: Cross multiply
10,416,389.22x = 15,624,467.19 × 3,683,228.58 - Step 4: Simplify right side
10,416,389.22x = 57,548,484,101,480.29 - Step 5: Solve for x
x = 57,548,484,101,480.29/10,416,389.22 - Step 6: Final answer
x = 5,524,801.63
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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.