Finding the Fourth Proportional to 11,953,368.09, 16,495,571.78 and 6,796,730.09
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Solution
The fourth proportional to 11,953,368.09, 16,495,571.78 and 6,796,730.09 is: 9,379,444.20
Step by Step Solution
- Step 1: Write the proportion equation
11,953,368.09 : 16,495,571.78 = 6,796,730.09 : x - Step 2: Convert to fraction form
11,953,368.09/16,495,571.78 = 6,796,730.09/x - Step 3: Cross multiply
11,953,368.09x = 16,495,571.78 × 6,796,730.09 - Step 4: Simplify right side
11,953,368.09x = 112,115,948,952,419.36 - Step 5: Solve for x
x = 112,115,948,952,419.36/11,953,368.09 - Step 6: Final answer
x = 9,379,444.20
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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.