Finding the Fourth Proportional to 18,346,482.74, 25,318,162.41 and 10,086,685.53
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Solution
The fourth proportional to 18,346,482.74, 25,318,162.41 and 10,086,685.53 is: 13,919,634.96
Step by Step Solution
- Step 1: Write the proportion equation
18,346,482.74 : 25,318,162.41 = 10,086,685.53 : x - Step 2: Convert to fraction form
18,346,482.74/25,318,162.41 = 10,086,685.53/x - Step 3: Cross multiply
18,346,482.74x = 25,318,162.41 × 10,086,685.53 - Step 4: Simplify right side
18,346,482.74x = 255,376,342,436,783.41 - Step 5: Solve for x
x = 255,376,342,436,783.41/18,346,482.74 - Step 6: Final answer
x = 13,919,634.96
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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.