Finding the Fourth Proportional to 16,438,435.98, 24,657,823.46 and 7,340,997.12
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Solution
The fourth proportional to 16,438,435.98, 24,657,823.46 and 7,340,997.12 is: 11,011,571.37
Step by Step Solution
- Step 1: Write the proportion equation
16,438,435.98 : 24,657,823.46 = 7,340,997.12 : x - Step 2: Convert to fraction form
16,438,435.98/24,657,823.46 = 7,340,997.12/x - Step 3: Cross multiply
16,438,435.98x = 24,657,823.46 × 7,340,997.12 - Step 4: Simplify right side
16,438,435.98x = 181,013,011,005,328.44 - Step 5: Solve for x
x = 181,013,011,005,328.44/16,438,435.98 - Step 6: Final answer
x = 11,011,571.37
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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.