Finding the Fourth Proportional to 10,958,986.08, 16,435,820.16 and 4,565,750.40
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Solution
The fourth proportional to 10,958,986.08, 16,435,820.16 and 4,565,750.40 is: 6,847,517.82
Step by Step Solution
- Step 1: Write the proportion equation
10,958,986.08 : 16,435,820.16 = 4,565,750.40 : x - Step 2: Convert to fraction form
10,958,986.08/16,435,820.16 = 4,565,750.40/x - Step 3: Cross multiply
10,958,986.08x = 16,435,820.16 × 4,565,750.40 - Step 4: Simplify right side
10,958,986.08x = 75,041,852,469,848.08 - Step 5: Solve for x
x = 75,041,852,469,848.08/10,958,986.08 - Step 6: Final answer
x = 6,847,517.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.