Finding the Fourth Proportional to 28,184,299.80, 38,880,512.44 and 24,457,900.65
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Solution
The fourth proportional to 28,184,299.80, 38,880,512.44 and 24,457,900.65 is: 33,739,909.00
Step by Step Solution
- Step 1: Write the proportion equation
28,184,299.80 : 38,880,512.44 = 24,457,900.65 : x - Step 2: Convert to fraction form
28,184,299.80/38,880,512.44 = 24,457,900.65/x - Step 3: Cross multiply
28,184,299.80x = 38,880,512.44 × 24,457,900.65 - Step 4: Simplify right side
28,184,299.80x = 950,935,710,478,609 - Step 5: Solve for x
x = 950,935,710,478,609/28,184,299.80 - Step 6: Final answer
x = 33,739,909.00
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1.5x scale
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.