Finding the Fourth Proportional to 24,471,400.08, 33,720,710.60 and 18,931,115.28
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Solution
The fourth proportional to 24,471,400.08, 33,720,710.60 and 18,931,115.28 is: 26,086,397.08
Step by Step Solution
- Step 1: Write the proportion equation
24,471,400.08 : 33,720,710.60 = 18,931,115.28 : x - Step 2: Convert to fraction form
24,471,400.08/33,720,710.60 = 18,931,115.28/x - Step 3: Cross multiply
24,471,400.08x = 33,720,710.60 × 18,931,115.28 - Step 4: Simplify right side
24,471,400.08x = 638,370,659,692,118 - Step 5: Solve for x
x = 638,370,659,692,118/24,471,400.08 - Step 6: Final answer
x = 26,086,397.08
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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.