Finding the Fourth Proportional to 19,351,232.85, 26,704,705.71 and 10,649,405.46
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Solution
The fourth proportional to 19,351,232.85, 26,704,705.71 and 10,649,405.46 is: 14,696,181.94
Step by Step Solution
- Step 1: Write the proportion equation
19,351,232.85 : 26,704,705.71 = 10,649,405.46 : x - Step 2: Convert to fraction form
19,351,232.85/26,704,705.71 = 10,649,405.46/x - Step 3: Cross multiply
19,351,232.85x = 26,704,705.71 × 10,649,405.46 - Step 4: Simplify right side
19,351,232.85x = 284,389,238,795,767.19 - Step 5: Solve for x
x = 284,389,238,795,767.19/19,351,232.85 - Step 6: Final answer
x = 14,696,181.94
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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.