Finding the Fourth Proportional to 19,510,062.63, 29,258,891.13 and 18,236,372.55
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Solution
The fourth proportional to 19,510,062.63, 29,258,891.13 and 18,236,372.55 is: 27,348,760.95
Step by Step Solution
- Step 1: Write the proportion equation
19,510,062.63 : 29,258,891.13 = 18,236,372.55 : x - Step 2: Convert to fraction form
19,510,062.63/29,258,891.13 = 18,236,372.55/x - Step 3: Cross multiply
19,510,062.63x = 29,258,891.13 × 18,236,372.55 - Step 4: Simplify right side
19,510,062.63x = 533,576,039,046,570.50 - Step 5: Solve for x
x = 533,576,039,046,570.50/19,510,062.63 - Step 6: Final answer
x = 27,348,760.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.