Finding the Fourth Proportional to 24,471,398.08, 33,720,707.84 and 18,931,113.28
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Solution
The fourth proportional to 24,471,398.08, 33,720,707.84 and 18,931,113.28 is: 26,086,394.33
Step by Step Solution
- Step 1: Write the proportion equation
24,471,398.08 : 33,720,707.84 = 18,931,113.28 : x - Step 2: Convert to fraction form
24,471,398.08/33,720,707.84 = 18,931,113.28/x - Step 3: Cross multiply
24,471,398.08x = 33,720,707.84 × 18,931,113.28 - Step 4: Simplify right side
24,471,398.08x = 638,370,540,000,824.25 - Step 5: Solve for x
x = 638,370,540,000,824.25/24,471,398.08 - Step 6: Final answer
x = 26,086,394.33
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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.