Finding the Fourth Proportional to 48,353,633.51, 66,727,387.91 and 26,326,880.69
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Solution
The fourth proportional to 48,353,633.51, 66,727,387.91 and 26,326,880.69 is: 36,330,754.33
Step by Step Solution
- Step 1: Write the proportion equation
48,353,633.51 : 66,727,387.91 = 26,326,880.69 : x - Step 2: Convert to fraction form
48,353,633.51/66,727,387.91 = 26,326,880.69/x - Step 3: Cross multiply
48,353,633.51x = 66,727,387.91 × 26,326,880.69 - Step 4: Simplify right side
48,353,633.51x = 1,756,723,979,994,098.75 - Step 5: Solve for x
x = 1,756,723,979,994,098.75/48,353,633.51 - Step 6: Final answer
x = 36,330,754.33
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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.