Finding the Fourth Proportional to 11,028,393.77, 16,527,456.86 and 6,977,630.09
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Solution
The fourth proportional to 11,028,393.77, 16,527,456.86 and 6,977,630.09 is: 10,456,870.03
Step by Step Solution
- Step 1: Write the proportion equation
11,028,393.77 : 16,527,456.86 = 6,977,630.09 : x - Step 2: Convert to fraction form
11,028,393.77/16,527,456.86 = 6,977,630.09/x - Step 3: Cross multiply
11,028,393.77x = 16,527,456.86 × 6,977,630.09 - Step 4: Simplify right side
11,028,393.77x = 115,322,480,291,283.05 - Step 5: Solve for x
x = 115,322,480,291,283.05/11,028,393.77 - Step 6: Final answer
x = 10,456,870.03
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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.