Finding the Fourth Proportional to 16,403,464.80, 24,605,197.20 and 4,272,904.80
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Solution
The fourth proportional to 16,403,464.80, 24,605,197.20 and 4,272,904.80 is: 6,409,357.20
Step by Step Solution
- Step 1: Write the proportion equation
16,403,464.80 : 24,605,197.20 = 4,272,904.80 : x - Step 2: Convert to fraction form
16,403,464.80/24,605,197.20 = 4,272,904.80/x - Step 3: Cross multiply
16,403,464.80x = 24,605,197.20 × 4,272,904.80 - Step 4: Simplify right side
16,403,464.80x = 105,135,665,220,826.55 - Step 5: Solve for x
x = 105,135,665,220,826.55/16,403,464.80 - Step 6: Final answer
x = 6,409,357.20
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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.