Finding the Fourth Proportional to 27,175,210.98, 40,766,601.68 and 8,731,710.99
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Solution
The fourth proportional to 27,175,210.98, 40,766,601.68 and 8,731,710.99 is: 13,098,782.72
Step by Step Solution
- Step 1: Write the proportion equation
27,175,210.98 : 40,766,601.68 = 8,731,710.99 : x - Step 2: Convert to fraction form
27,175,210.98/40,766,601.68 = 8,731,710.99/x - Step 3: Cross multiply
27,175,210.98x = 40,766,601.68 × 8,731,710.99 - Step 4: Simplify right side
27,175,210.98x = 355,962,183,914,208.50 - Step 5: Solve for x
x = 355,962,183,914,208.50/27,175,210.98 - Step 6: Final answer
x = 13,098,782.72
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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.