Finding the Fourth Proportional to 7,509,672.17, 10,363,551.35 and 4,246,974.81
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Solution
The fourth proportional to 7,509,672.17, 10,363,551.35 and 4,246,974.81 is: 5,860,940.47
Step by Step Solution
- Step 1: Write the proportion equation
7,509,672.17 : 10,363,551.35 = 4,246,974.81 : x - Step 2: Convert to fraction form
7,509,672.17/10,363,551.35 = 4,246,974.81/x - Step 3: Cross multiply
7,509,672.17x = 10,363,551.35 × 4,246,974.81 - Step 4: Simplify right side
7,509,672.17x = 44,013,741,525,591.48 - Step 5: Solve for x
x = 44,013,741,525,591.48/7,509,672.17 - Step 6: Final answer
x = 5,860,940.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.