Finding the Fourth Proportional to 5,905,926.68, 8,150,213.66 and 3,426,623.61
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Solution
The fourth proportional to 5,905,926.68, 8,150,213.66 and 3,426,623.61 is: 4,728,760.79
Step by Step Solution
- Step 1: Write the proportion equation
5,905,926.68 : 8,150,213.66 = 3,426,623.61 : x - Step 2: Convert to fraction form
5,905,926.68/8,150,213.66 = 3,426,623.61/x - Step 3: Cross multiply
5,905,926.68x = 8,150,213.66 × 3,426,623.61 - Step 4: Simplify right side
5,905,926.68x = 27,927,714,536,767.39 - Step 5: Solve for x
x = 27,927,714,536,767.39/5,905,926.68 - Step 6: Final answer
x = 4,728,760.79
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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.