Finding the Fourth Proportional to 22,624,913.09, 33,942,683.23 and 7,478,844.05
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Solution
The fourth proportional to 22,624,913.09, 33,942,683.23 and 7,478,844.05 is: 11,220,022.52
Step by Step Solution
- Step 1: Write the proportion equation
22,624,913.09 : 33,942,683.23 = 7,478,844.05 : x - Step 2: Convert to fraction form
22,624,913.09/33,942,683.23 = 7,478,844.05/x - Step 3: Cross multiply
22,624,913.09x = 33,942,683.23 × 7,478,844.05 - Step 4: Simplify right side
22,624,913.09x = 253,852,034,327,309.75 - Step 5: Solve for x
x = 253,852,034,327,309.75/22,624,913.09 - Step 6: Final answer
x = 11,220,022.52
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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.