Finding the Fourth Proportional to 14,449,656.92, 21,659,312.99 and 4,861,706.76
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Solution
The fourth proportional to 14,449,656.92, 21,659,312.99 and 4,861,706.76 is: 7,287,455.27
Step by Step Solution
- Step 1: Write the proportion equation
14,449,656.92 : 21,659,312.99 = 4,861,706.76 : x - Step 2: Convert to fraction form
14,449,656.92/21,659,312.99 = 4,861,706.76/x - Step 3: Cross multiply
14,449,656.92x = 21,659,312.99 × 4,861,706.76 - Step 4: Simplify right side
14,449,656.92x = 105,301,228,392,593.08 - Step 5: Solve for x
x = 105,301,228,392,593.08/14,449,656.92 - Step 6: Final answer
x = 7,287,455.27
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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.