Finding the Fourth Proportional to 5,823,831.18, 8,036,533.98 and 3,210,220.96
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Solution
The fourth proportional to 5,823,831.18, 8,036,533.98 and 3,210,220.96 is: 4,429,910.32
Step by Step Solution
- Step 1: Write the proportion equation
5,823,831.18 : 8,036,533.98 = 3,210,220.96 : x - Step 2: Convert to fraction form
5,823,831.18/8,036,533.98 = 3,210,220.96/x - Step 3: Cross multiply
5,823,831.18x = 8,036,533.98 × 3,210,220.96 - Step 4: Simplify right side
5,823,831.18x = 25,799,049,828,348.22 - Step 5: Solve for x
x = 25,799,049,828,348.22/5,823,831.18 - Step 6: Final answer
x = 4,429,910.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.