Finding the Fourth Proportional to 19,596,497.94, 27,043,272.23 and 10,776,517.88
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Solution
The fourth proportional to 19,596,497.94, 27,043,272.23 and 10,776,517.88 is: 14,871,652.45
Step by Step Solution
- Step 1: Write the proportion equation
19,596,497.94 : 27,043,272.23 = 10,776,517.88 : x - Step 2: Convert to fraction form
19,596,497.94/27,043,272.23 = 10,776,517.88/x - Step 3: Cross multiply
19,596,497.94x = 27,043,272.23 × 10,776,517.88 - Step 4: Simplify right side
19,596,497.94x = 291,432,306,531,203.56 - Step 5: Solve for x
x = 291,432,306,531,203.56/19,596,497.94 - Step 6: Final answer
x = 14,871,652.45
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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.