Finding the Fourth Proportional to 22,089,022.20, 33,133,533.30 and 6,942,953.70
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Solution
The fourth proportional to 22,089,022.20, 33,133,533.30 and 6,942,953.70 is: 10,414,430.55
Step by Step Solution
- Step 1: Write the proportion equation
22,089,022.20 : 33,133,533.30 = 6,942,953.70 : x - Step 2: Convert to fraction form
22,089,022.20/33,133,533.30 = 6,942,953.70/x - Step 3: Cross multiply
22,089,022.20x = 33,133,533.30 × 6,942,953.70 - Step 4: Simplify right side
22,089,022.20x = 230,044,587,619,308.22 - Step 5: Solve for x
x = 230,044,587,619,308.22/22,089,022.20 - Step 6: Final answer
x = 10,414,430.55
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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.