Finding the Fourth Proportional to 9,209,874.68, 13,810,798.86 and 2,643,137.44
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Solution
The fourth proportional to 9,209,874.68, 13,810,798.86 and 2,643,137.44 is: 3,963,554.43
Step by Step Solution
- Step 1: Write the proportion equation
9,209,874.68 : 13,810,798.86 = 2,643,137.44 : x - Step 2: Convert to fraction form
9,209,874.68/13,810,798.86 = 2,643,137.44/x - Step 3: Cross multiply
9,209,874.68x = 13,810,798.86 × 2,643,137.44 - Step 4: Simplify right side
9,209,874.68x = 36,503,839,543,175.31 - Step 5: Solve for x
x = 36,503,839,543,175.31/9,209,874.68 - Step 6: Final answer
x = 3,963,554.43
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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.