Finding the Fourth Proportional to 5,477,708.76, 8,220,088.28 and 2,955,105.24
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Solution
The fourth proportional to 5,477,708.76, 8,220,088.28 and 2,955,105.24 is: 4,434,559.60
Step by Step Solution
- Step 1: Write the proportion equation
5,477,708.76 : 8,220,088.28 = 2,955,105.24 : x - Step 2: Convert to fraction form
5,477,708.76/8,220,088.28 = 2,955,105.24/x - Step 3: Cross multiply
5,477,708.76x = 8,220,088.28 × 2,955,105.24 - Step 4: Simplify right side
5,477,708.76x = 24,291,225,949,490.59 - Step 5: Solve for x
x = 24,291,225,949,490.59/5,477,708.76 - Step 6: Final answer
x = 4,434,559.60
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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.