Finding the Fourth Proportional to 11,220,108.96, 16,813,036.08 and 6,662,182.08
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Solution
The fourth proportional to 11,220,108.96, 16,813,036.08 and 6,662,182.08 is: 9,983,103.38
Step by Step Solution
- Step 1: Write the proportion equation
11,220,108.96 : 16,813,036.08 = 6,662,182.08 : x - Step 2: Convert to fraction form
11,220,108.96/16,813,036.08 = 6,662,182.08/x - Step 3: Cross multiply
11,220,108.96x = 16,813,036.08 × 6,662,182.08 - Step 4: Simplify right side
11,220,108.96x = 112,011,507,682,569.44 - Step 5: Solve for x
x = 112,011,507,682,569.44/11,220,108.96 - Step 6: Final answer
x = 9,983,103.38
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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.