Finding the Fourth Proportional to 19,510,062, 29,258,890.20 and 18,236,371.92
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Solution
The fourth proportional to 19,510,062, 29,258,890.20 and 18,236,371.92 is: 27,348,760.02
Step by Step Solution
- Step 1: Write the proportion equation
19,510,062 : 29,258,890.20 = 18,236,371.92 : x - Step 2: Convert to fraction form
19,510,062/29,258,890.20 = 18,236,371.92/x - Step 3: Cross multiply
19,510,062x = 29,258,890.20 × 18,236,371.92 - Step 4: Simplify right side
19,510,062x = 533,576,003,653,643.25 - Step 5: Solve for x
x = 533,576,003,653,643.25/19,510,062 - Step 6: Final answer
x = 27,348,760.02
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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.