Finding the Fourth Proportional to 8,244,179.36, 12,368,362.08 and 2,564,446.40
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Solution
The fourth proportional to 8,244,179.36, 12,368,362.08 and 2,564,446.40 is: 3,847,320.66
Step by Step Solution
- Step 1: Write the proportion equation
8,244,179.36 : 12,368,362.08 = 2,564,446.40 : x - Step 2: Convert to fraction form
8,244,179.36/12,368,362.08 = 2,564,446.40/x - Step 3: Cross multiply
8,244,179.36x = 12,368,362.08 × 2,564,446.40 - Step 4: Simplify right side
8,244,179.36x = 31,718,001,609,952.51 - Step 5: Solve for x
x = 31,718,001,609,952.51/8,244,179.36 - Step 6: Final answer
x = 3,847,320.66
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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.