Finding the Fourth Proportional to 14,624,024.68, 20,180,907.58 and 8,097,513.96
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Solution
The fourth proportional to 14,624,024.68, 20,180,907.58 and 8,097,513.96 is: 11,174,432.79
Step by Step Solution
- Step 1: Write the proportion equation
14,624,024.68 : 20,180,907.58 = 8,097,513.96 : x - Step 2: Convert to fraction form
14,624,024.68/20,180,907.58 = 8,097,513.96/x - Step 3: Cross multiply
14,624,024.68x = 20,180,907.58 × 8,097,513.96 - Step 4: Simplify right side
14,624,024.68x = 163,415,180,854,519.81 - Step 5: Solve for x
x = 163,415,180,854,519.81/14,624,024.68 - Step 6: Final answer
x = 11,174,432.79
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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.