Finding the Fourth Proportional to 11,028,040.10, 16,518,440.55 and 8,902,276.10
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Solution
The fourth proportional to 11,028,040.10, 16,518,440.55 and 8,902,276.10 is: 13,334,347.46
Step by Step Solution
- Step 1: Write the proportion equation
11,028,040.10 : 16,518,440.55 = 8,902,276.10 : x - Step 2: Convert to fraction form
11,028,040.10/16,518,440.55 = 8,902,276.10/x - Step 3: Cross multiply
11,028,040.10x = 16,518,440.55 × 8,902,276.10 - Step 4: Simplify right side
11,028,040.10x = 147,051,718,517,535.84 - Step 5: Solve for x
x = 147,051,718,517,535.84/11,028,040.10 - Step 6: Final answer
x = 13,334,347.46
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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.