Finding the Fourth Proportional to 9,576,534.80, 14,364,802.20 and 4,537,686.80
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Solution
The fourth proportional to 9,576,534.80, 14,364,802.20 and 4,537,686.80 is: 6,806,530.20
Step by Step Solution
- Step 1: Write the proportion equation
9,576,534.80 : 14,364,802.20 = 4,537,686.80 : x - Step 2: Convert to fraction form
9,576,534.80/14,364,802.20 = 4,537,686.80/x - Step 3: Cross multiply
9,576,534.80x = 14,364,802.20 × 4,537,686.80 - Step 4: Simplify right side
9,576,534.80x = 65,182,973,327,550.95 - Step 5: Solve for x
x = 65,182,973,327,550.95/9,576,534.80 - Step 6: Final answer
x = 6,806,530.20
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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.