Finding the Fourth Proportional to 24,426,465.80, 36,639,698.70 and 8,470,113.80
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Solution
The fourth proportional to 24,426,465.80, 36,639,698.70 and 8,470,113.80 is: 12,705,170.70
Step by Step Solution
- Step 1: Write the proportion equation
24,426,465.80 : 36,639,698.70 = 8,470,113.80 : x - Step 2: Convert to fraction form
24,426,465.80/36,639,698.70 = 8,470,113.80/x - Step 3: Cross multiply
24,426,465.80x = 36,639,698.70 × 8,470,113.80 - Step 4: Simplify right side
24,426,465.80x = 310,342,417,586,712.12 - Step 5: Solve for x
x = 310,342,417,586,712.12/24,426,465.80 - Step 6: Final answer
x = 12,705,170.70
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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.