Finding the Fourth Proportional to 14,070,838.44, 19,416,125.30 and 7,876,232.04
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Solution
The fourth proportional to 14,070,838.44, 19,416,125.30 and 7,876,232.04 is: 10,868,286.83
Step by Step Solution
- Step 1: Write the proportion equation
14,070,838.44 : 19,416,125.30 = 7,876,232.04 : x - Step 2: Convert to fraction form
14,070,838.44/19,416,125.30 = 7,876,232.04/x - Step 3: Cross multiply
14,070,838.44x = 19,416,125.30 × 7,876,232.04 - Step 4: Simplify right side
14,070,838.44x = 152,925,908,141,133.47 - Step 5: Solve for x
x = 152,925,908,141,133.47/14,070,838.44 - Step 6: Final answer
x = 10,868,286.83
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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.