Finding the Fourth Proportional to 32,936,936.71, 45,452,417.74 and 18,252,573.07
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Solution
The fourth proportional to 32,936,936.71, 45,452,417.74 and 18,252,573.07 is: 25,188,243.32
Step by Step Solution
- Step 1: Write the proportion equation
32,936,936.71 : 45,452,417.74 = 18,252,573.07 : x - Step 2: Convert to fraction form
32,936,936.71/45,452,417.74 = 18,252,573.07/x - Step 3: Cross multiply
32,936,936.71x = 45,452,417.74 × 18,252,573.07 - Step 4: Simplify right side
32,936,936.71x = 829,623,576,007,514.38 - Step 5: Solve for x
x = 829,623,576,007,514.38/32,936,936.71 - Step 6: Final answer
x = 25,188,243.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.