Finding the Fourth Proportional to 16,458,833.80, 24,688,250.70 and 6,871,025.80
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Solution
The fourth proportional to 16,458,833.80, 24,688,250.70 and 6,871,025.80 is: 10,306,538.70
Step by Step Solution
- Step 1: Write the proportion equation
16,458,833.80 : 24,688,250.70 = 6,871,025.80 : x - Step 2: Convert to fraction form
16,458,833.80/24,688,250.70 = 6,871,025.80/x - Step 3: Cross multiply
16,458,833.80x = 24,688,250.70 × 6,871,025.80 - Step 4: Simplify right side
16,458,833.80x = 169,633,607,516,568.06 - Step 5: Solve for x
x = 169,633,607,516,568.06/16,458,833.80 - Step 6: Final answer
x = 10,306,538.70
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1.5x scale
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.