Finding the Fourth Proportional to 26,366,983.40, 39,550,475.10 and 26,199,021.80
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Solution
The fourth proportional to 26,366,983.40, 39,550,475.10 and 26,199,021.80 is: 39,298,532.70
Step by Step Solution
- Step 1: Write the proportion equation
26,366,983.40 : 39,550,475.10 = 26,199,021.80 : x - Step 2: Convert to fraction form
26,366,983.40/39,550,475.10 = 26,199,021.80/x - Step 3: Cross multiply
26,366,983.40x = 39,550,475.10 × 26,199,021.80 - Step 4: Simplify right side
26,366,983.40x = 1,036,183,759,345,257.25 - Step 5: Solve for x
x = 1,036,183,759,345,257.25/26,366,983.40 - Step 6: Final answer
x = 39,298,532.70
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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.