Finding the Fourth Proportional to 14,302,344.60, 21,454,177.86 and 4,718,560.68
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Solution
The fourth proportional to 14,302,344.60, 21,454,177.86 and 4,718,560.68 is: 7,078,059.08
Step by Step Solution
- Step 1: Write the proportion equation
14,302,344.60 : 21,454,177.86 = 4,718,560.68 : x - Step 2: Convert to fraction form
14,302,344.60/21,454,177.86 = 4,718,560.68/x - Step 3: Cross multiply
14,302,344.60x = 21,454,177.86 × 4,718,560.68 - Step 4: Simplify right side
14,302,344.60x = 101,232,840,071,922.53 - Step 5: Solve for x
x = 101,232,840,071,922.53/14,302,344.60 - Step 6: Final answer
x = 7,078,059.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.