Finding the Fourth Proportional to 19,482,627.81, 26,864,024.58 and 14,572,112.97
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Solution
The fourth proportional to 19,482,627.81, 26,864,024.58 and 14,572,112.97 is: 20,093,059.56
Step by Step Solution
- Step 1: Write the proportion equation
19,482,627.81 : 26,864,024.58 = 14,572,112.97 : x - Step 2: Convert to fraction form
19,482,627.81/26,864,024.58 = 14,572,112.97/x - Step 3: Cross multiply
19,482,627.81x = 26,864,024.58 × 14,572,112.97 - Step 4: Simplify right side
19,482,627.81x = 391,465,601,008,616.81 - Step 5: Solve for x
x = 391,465,601,008,616.81/19,482,627.81 - Step 6: Final answer
x = 20,093,059.56
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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.