Finding the Fourth Proportional to 29,621,564.28, 40,886,448.84 and 17,234,571.24
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Solution
The fourth proportional to 29,621,564.28, 40,886,448.84 and 17,234,571.24 is: 23,788,764.45
Step by Step Solution
- Step 1: Write the proportion equation
29,621,564.28 : 40,886,448.84 = 17,234,571.24 : x - Step 2: Convert to fraction form
29,621,564.28/40,886,448.84 = 17,234,571.24/x - Step 3: Cross multiply
29,621,564.28x = 40,886,448.84 × 17,234,571.24 - Step 4: Simplify right side
29,621,564.28x = 704,660,415,283,595.38 - Step 5: Solve for x
x = 704,660,415,283,595.38/29,621,564.28 - Step 6: Final answer
x = 23,788,764.45
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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.