Finding the Fourth Proportional to 27,208,511.70, 40,812,767.55 and 27,208,511.70
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Solution
The fourth proportional to 27,208,511.70, 40,812,767.55 and 27,208,511.70 is: 40,812,767.55
Step by Step Solution
- Step 1: Write the proportion equation
27,208,511.70 : 40,812,767.55 = 27,208,511.70 : x - Step 2: Convert to fraction form
27,208,511.70/40,812,767.55 = 27,208,511.70/x - Step 3: Cross multiply
27,208,511.70x = 40,812,767.55 × 27,208,511.70 - Step 4: Simplify right side
27,208,511.70x = 1,110,454,663,393,555.25 - Step 5: Solve for x
x = 1,110,454,663,393,555.25/27,208,511.70 - Step 6: Final answer
x = 40,812,767.55
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1.5x scale
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.