Finding the Fourth Proportional to 16,612,148.80, 24,918,223.20 and 10,201,614.40
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Solution
The fourth proportional to 16,612,148.80, 24,918,223.20 and 10,201,614.40 is: 15,302,421.60
Step by Step Solution
- Step 1: Write the proportion equation
16,612,148.80 : 24,918,223.20 = 10,201,614.40 : x - Step 2: Convert to fraction form
16,612,148.80/24,918,223.20 = 10,201,614.40/x - Step 3: Cross multiply
16,612,148.80x = 24,918,223.20 × 10,201,614.40 - Step 4: Simplify right side
16,612,148.80x = 254,206,104,619,534.09 - Step 5: Solve for x
x = 254,206,104,619,534.09/16,612,148.80 - Step 6: Final answer
x = 15,302,421.60
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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.