Finding the Fourth Proportional to 5,974,392.16, 8,958,639.12 and 2,607,142.24
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Solution
The fourth proportional to 5,974,392.16, 8,958,639.12 and 2,607,142.24 is: 3,909,426.40
Step by Step Solution
- Step 1: Write the proportion equation
5,974,392.16 : 8,958,639.12 = 2,607,142.24 : x - Step 2: Convert to fraction form
5,974,392.16/8,958,639.12 = 2,607,142.24/x - Step 3: Cross multiply
5,974,392.16x = 8,958,639.12 × 2,607,142.24 - Step 4: Simplify right side
5,974,392.16x = 23,356,446,462,668.43 - Step 5: Solve for x
x = 23,356,446,462,668.43/5,974,392.16 - Step 6: Final answer
x = 3,909,426.40
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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.