Finding the Fourth Proportional to 16,381,831.80, 24,572,747.70 and 4,414,567.80
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Solution
The fourth proportional to 16,381,831.80, 24,572,747.70 and 4,414,567.80 is: 6,621,851.70
Step by Step Solution
- Step 1: Write the proportion equation
16,381,831.80 : 24,572,747.70 = 4,414,567.80 : x - Step 2: Convert to fraction form
16,381,831.80/24,572,747.70 = 4,414,567.80/x - Step 3: Cross multiply
16,381,831.80x = 24,572,747.70 × 4,414,567.80 - Step 4: Simplify right side
16,381,831.80x = 108,478,060,753,944.05 - Step 5: Solve for x
x = 108,478,060,753,944.05/16,381,831.80 - Step 6: Final answer
x = 6,621,851.70
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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.