Finding the Fourth Proportional to 24,185,697.75, 33,376,262.90 and 13,320,681.75
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Solution
The fourth proportional to 24,185,697.75, 33,376,262.90 and 13,320,681.75 is: 18,382,540.82
Step by Step Solution
- Step 1: Write the proportion equation
24,185,697.75 : 33,376,262.90 = 13,320,681.75 : x - Step 2: Convert to fraction form
24,185,697.75/33,376,262.90 = 13,320,681.75/x - Step 3: Cross multiply
24,185,697.75x = 33,376,262.90 × 13,320,681.75 - Step 4: Simplify right side
24,185,697.75x = 444,594,576,028,628.69 - Step 5: Solve for x
x = 444,594,576,028,628.69/24,185,697.75 - Step 6: Final answer
x = 18,382,540.82
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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.