Finding the Fourth Proportional to 16,402,532.40, 24,603,798.60 and 16,119,097.20
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Solution
The fourth proportional to 16,402,532.40, 24,603,798.60 and 16,119,097.20 is: 24,178,645.80
Step by Step Solution
- Step 1: Write the proportion equation
16,402,532.40 : 24,603,798.60 = 16,119,097.20 : x - Step 2: Convert to fraction form
16,402,532.40/24,603,798.60 = 16,119,097.20/x - Step 3: Cross multiply
16,402,532.40x = 24,603,798.60 × 16,119,097.20 - Step 4: Simplify right side
16,402,532.40x = 396,591,021,122,623.94 - Step 5: Solve for x
x = 396,591,021,122,623.94/16,402,532.40 - Step 6: Final answer
x = 24,178,645.80
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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.