Finding the Fourth Proportional to 16,202,390.40, 24,303,585.60 and 4,235,126.40
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Solution
The fourth proportional to 16,202,390.40, 24,303,585.60 and 4,235,126.40 is: 6,352,689.60
Step by Step Solution
- Step 1: Write the proportion equation
16,202,390.40 : 24,303,585.60 = 4,235,126.40 : x - Step 2: Convert to fraction form
16,202,390.40/24,303,585.60 = 4,235,126.40/x - Step 3: Cross multiply
16,202,390.40x = 24,303,585.60 × 4,235,126.40 - Step 4: Simplify right side
16,202,390.40x = 102,928,756,989,219.86 - Step 5: Solve for x
x = 102,928,756,989,219.86/16,202,390.40 - Step 6: Final answer
x = 6,352,689.60
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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.