Finding the Fourth Proportional to 9,947,743.62, 14,921,614.49 and 2,759,277.84
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Solution
The fourth proportional to 9,947,743.62, 14,921,614.49 and 2,759,277.84 is: 4,138,916.50
Step by Step Solution
- Step 1: Write the proportion equation
9,947,743.62 : 14,921,614.49 = 2,759,277.84 : x - Step 2: Convert to fraction form
9,947,743.62/14,921,614.49 = 2,759,277.84/x - Step 3: Cross multiply
9,947,743.62x = 14,921,614.49 × 2,759,277.84 - Step 4: Simplify right side
9,947,743.62x = 41,172,880,185,483.51 - Step 5: Solve for x
x = 41,172,880,185,483.51/9,947,743.62 - Step 6: Final answer
x = 4,138,916.50
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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.