Finding the Fourth Proportional to 19,635,216.68, 27,096,340.74 and 10,814,498.60
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Solution
The fourth proportional to 19,635,216.68, 27,096,340.74 and 10,814,498.60 is: 14,923,865.82
Step by Step Solution
- Step 1: Write the proportion equation
19,635,216.68 : 27,096,340.74 = 10,814,498.60 : x - Step 2: Convert to fraction form
19,635,216.68/27,096,340.74 = 10,814,498.60/x - Step 3: Cross multiply
19,635,216.68x = 27,096,340.74 × 10,814,498.60 - Step 4: Simplify right side
19,635,216.68x = 293,033,338,997,852.94 - Step 5: Solve for x
x = 293,033,338,997,852.94/19,635,216.68 - Step 6: Final answer
x = 14,923,865.82
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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.