Finding the Fourth Proportional to 7,185,252.99, 10,778,032.63 and 2,574,540.42
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Solution
The fourth proportional to 7,185,252.99, 10,778,032.63 and 2,574,540.42 is: 3,861,865.50
Step by Step Solution
- Step 1: Write the proportion equation
7,185,252.99 : 10,778,032.63 = 2,574,540.42 : x - Step 2: Convert to fraction form
7,185,252.99/10,778,032.63 = 2,574,540.42/x - Step 3: Cross multiply
7,185,252.99x = 10,778,032.63 × 2,574,540.42 - Step 4: Simplify right side
7,185,252.99x = 27,748,480,616,814.45 - Step 5: Solve for x
x = 27,748,480,616,814.45/7,185,252.99 - Step 6: Final answer
x = 3,861,865.50
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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.