Finding the Fourth Proportional to 22,386,220.20, 33,571,035.90 and 7,240,645.80
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Solution
The fourth proportional to 22,386,220.20, 33,571,035.90 and 7,240,645.80 is: 10,858,285.94
Step by Step Solution
- Step 1: Write the proportion equation
22,386,220.20 : 33,571,035.90 = 7,240,645.80 : x - Step 2: Convert to fraction form
22,386,220.20/33,571,035.90 = 7,240,645.80/x - Step 3: Cross multiply
22,386,220.20x = 33,571,035.90 × 7,240,645.80 - Step 4: Simplify right side
22,386,220.20x = 243,075,980,090,984.19 - Step 5: Solve for x
x = 243,075,980,090,984.19/22,386,220.20 - Step 6: Final answer
x = 10,858,285.94
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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.