Finding the Fourth Proportional to 11,440,024.40, 15,787,542.00 and 6,730,748.63
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Solution
The fourth proportional to 11,440,024.40, 15,787,542.00 and 6,730,748.63 is: 9,288,614.51
Step by Step Solution
- Step 1: Write the proportion equation
11,440,024.40 : 15,787,542.00 = 6,730,748.63 : x - Step 2: Convert to fraction form
11,440,024.40/15,787,542.00 = 6,730,748.63/x - Step 3: Cross multiply
11,440,024.40x = 15,787,542.00 × 6,730,748.63 - Step 4: Simplify right side
11,440,024.40x = 106,261,976,693,073.34 - Step 5: Solve for x
x = 106,261,976,693,073.34/11,440,024.40 - Step 6: Final answer
x = 9,288,614.51
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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.