Finding the Fourth Proportional to 5,525,130.11, 8,287,636.82 and 2,159,307.95
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Solution
The fourth proportional to 5,525,130.11, 8,287,636.82 and 2,159,307.95 is: 3,238,939.12
Step by Step Solution
- Step 1: Write the proportion equation
5,525,130.11 : 8,287,636.82 = 2,159,307.95 : x - Step 2: Convert to fraction form
5,525,130.11/8,287,636.82 = 2,159,307.95/x - Step 3: Cross multiply
5,525,130.11x = 8,287,636.82 × 2,159,307.95 - Step 4: Simplify right side
5,525,130.11x = 17,895,560,019,904.00 - Step 5: Solve for x
x = 17,895,560,019,904.00/5,525,130.11 - Step 6: Final answer
x = 3,238,939.12
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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.