Finding the Fourth Proportional to 18,383,065.90, 27,578,252.52 and 6,249,271.56
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Solution
The fourth proportional to 18,383,065.90, 27,578,252.52 and 6,249,271.56 is: 9,375,149.39
Step by Step Solution
- Step 1: Write the proportion equation
18,383,065.90 : 27,578,252.52 = 6,249,271.56 : x - Step 2: Convert to fraction form
18,383,065.90/27,578,252.52 = 6,249,271.56/x - Step 3: Cross multiply
18,383,065.90x = 27,578,252.52 × 6,249,271.56 - Step 4: Simplify right side
18,383,065.90x = 172,343,989,147,734.31 - Step 5: Solve for x
x = 172,343,989,147,734.31/18,383,065.90 - Step 6: Final answer
x = 9,375,149.39
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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.