Finding the Fourth Proportional to 6,267,776.52, 8,646,854.70 and 4,330,674.09
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Solution
The fourth proportional to 6,267,776.52, 8,646,854.70 and 4,330,674.09 is: 5,974,480.66
Step by Step Solution
- Step 1: Write the proportion equation
6,267,776.52 : 8,646,854.70 = 4,330,674.09 : x - Step 2: Convert to fraction form
6,267,776.52/8,646,854.70 = 4,330,674.09/x - Step 3: Cross multiply
6,267,776.52x = 8,646,854.70 × 4,330,674.09 - Step 4: Simplify right side
6,267,776.52x = 37,446,709,609,284.72 - Step 5: Solve for x
x = 37,446,709,609,284.72/6,267,776.52 - Step 6: Final answer
x = 5,974,480.66
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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.