Finding the Fourth Proportional to 16,452,831.60, 24,668,879.40 and 6,874,873.20
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Solution
The fourth proportional to 16,452,831.60, 24,668,879.40 and 6,874,873.20 is: 10,307,977.49
Step by Step Solution
- Step 1: Write the proportion equation
16,452,831.60 : 24,668,879.40 = 6,874,873.20 : x - Step 2: Convert to fraction form
16,452,831.60/24,668,879.40 = 6,874,873.20/x - Step 3: Cross multiply
16,452,831.60x = 24,668,879.40 × 6,874,873.20 - Step 4: Simplify right side
16,452,831.60x = 169,595,417,861,092.06 - Step 5: Solve for x
x = 169,595,417,861,092.06/16,452,831.60 - Step 6: Final answer
x = 10,307,977.49
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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.