Finding the Fourth Proportional to 19,360,528.18, 29,040,794.70 and 6,403,200.80
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Solution
The fourth proportional to 19,360,528.18, 29,040,794.70 and 6,403,200.80 is: 9,604,802.00
Step by Step Solution
- Step 1: Write the proportion equation
19,360,528.18 : 29,040,794.70 = 6,403,200.80 : x - Step 2: Convert to fraction form
19,360,528.18/29,040,794.70 = 6,403,200.80/x - Step 3: Cross multiply
19,360,528.18x = 29,040,794.70 × 6,403,200.80 - Step 4: Simplify right side
19,360,528.18x = 185,954,039,855,675.75 - Step 5: Solve for x
x = 185,954,039,855,675.75/19,360,528.18 - Step 6: Final answer
x = 9,604,802.00
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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.