Finding the Fourth Proportional to 10,873,965.97, 15,006,611.73 and 6,745,327.36
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Solution
The fourth proportional to 10,873,965.97, 15,006,611.73 and 6,745,327.36 is: 9,308,885.92
Step by Step Solution
- Step 1: Write the proportion equation
10,873,965.97 : 15,006,611.73 = 6,745,327.36 : x - Step 2: Convert to fraction form
10,873,965.97/15,006,611.73 = 6,745,327.36/x - Step 3: Cross multiply
10,873,965.97x = 15,006,611.73 × 6,745,327.36 - Step 4: Simplify right side
10,873,965.97x = 101,224,508,683,265.94 - Step 5: Solve for x
x = 101,224,508,683,265.94/10,873,965.97 - Step 6: Final answer
x = 9,308,885.92
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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.