Finding the Fourth Proportional to 6,331,340.18, 9,497,013.81 and 4,446,496.10
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Solution
The fourth proportional to 6,331,340.18, 9,497,013.81 and 4,446,496.10 is: 6,669,746.63
Step by Step Solution
- Step 1: Write the proportion equation
6,331,340.18 : 9,497,013.81 = 4,446,496.10 : x - Step 2: Convert to fraction form
6,331,340.18/9,497,013.81 = 4,446,496.10/x - Step 3: Cross multiply
6,331,340.18x = 9,497,013.81 × 4,446,496.10 - Step 4: Simplify right side
6,331,340.18x = 42,228,434,820,326.07 - Step 5: Solve for x
x = 42,228,434,820,326.07/6,331,340.18 - Step 6: Final answer
x = 6,669,746.63
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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.