Finding the Fourth Proportional to 17,720,342.68, 24,454,082.28 and 9,571,580.68
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Solution
The fourth proportional to 17,720,342.68, 24,454,082.28 and 9,571,580.68 is: 13,208,786.41
Step by Step Solution
- Step 1: Write the proportion equation
17,720,342.68 : 24,454,082.28 = 9,571,580.68 : x - Step 2: Convert to fraction form
17,720,342.68/24,454,082.28 = 9,571,580.68/x - Step 3: Cross multiply
17,720,342.68x = 24,454,082.28 × 9,571,580.68 - Step 4: Simplify right side
17,720,342.68x = 234,064,221,498,378.34 - Step 5: Solve for x
x = 234,064,221,498,378.34/17,720,342.68 - Step 6: Final answer
x = 13,208,786.41
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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.