Finding the Fourth Proportional to 22,361,435.80, 33,542,153.70 and 15,283,547.80
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Solution
The fourth proportional to 22,361,435.80, 33,542,153.70 and 15,283,547.80 is: 22,925,321.70
Step by Step Solution
- Step 1: Write the proportion equation
22,361,435.80 : 33,542,153.70 = 15,283,547.80 : x - Step 2: Convert to fraction form
22,361,435.80/33,542,153.70 = 15,283,547.80/x - Step 3: Cross multiply
22,361,435.80x = 33,542,153.70 × 15,283,547.80 - Step 4: Simplify right side
22,361,435.80x = 512,643,109,388,896.88 - Step 5: Solve for x
x = 512,643,109,388,896.88/22,361,435.80 - Step 6: Final answer
x = 22,925,321.70
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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.